2000w Wind Solar Hybrid MPPT Charge Controller Auto Regulator 12v 24v 48v

1600W Solar Wind Hybrid MPPT Charge Controller Generator 12V 24V Auto Regulator Features: Wind MPPT charging way, make sure power max. input to battery and high charging efficiency obtained. Be able to use for 300W/500W/600/800/1000W/2000w wind turbine with high compatibility. Independent boost circuit: Solved the charging efficiency of the low-power vertical wind generator. 12V/24V System automatic recognition function. Mini size, easy to install. LCD Display showing visible and intuitive parameters. Rated wind power:100-2000W Rated PV power:100-200W Package list: 1 * Wind Solar Hybrid Controller Thank you for purchasing our product(s). This manual is provided to people who need to install and operate the controller. Read this manual before any work with controller and keep it carefully. The contents of this manual will be periodically updated or revised if necessary. However discrepancies cannot be excluded. Please refer to the actual product(s). General Safety Information Ø Before receive the product, check it carefully. Make sure whether the product is damaged during transport. If it is damaged, contact the shipping company or our company immediately. Ø All installation and electrical work must only be performed by professional personnel. Ø Without any professional guidance, do not disassemble or attempt to repair the controller. Ø Do not use the controller without batteries. Ø Do not cut off the connection of controller and batteries when controller is working normally. Ø Keep children away from controller. Ø Do not allow water to enter the controller. Ø Confirm that power connections are tightened to avoid excessive heating from a loose connection. Make sure cables are suitable for system. Warranty Ø The product is warranted for one year from the date of shipment to the original end user. Ø During warranty period, if failure occurs when the product normal using, our company will repair or replace the failure product. Ø Out of warranty period, we supply repair service, but for charges. Ø This warranty is only provided to buyers who have bought the product and signed the CI with us, and the warranty is nontransferable. Ø Our company reserves the right to change products and without notice when products update. This warranty does not apply under the following conditions: § Damage by not operating in accordance with user manual. § Damage by accident, negligence, abuse or improper use. § Unauthorized product modification or attempted repair. § Damage occurring during shipment 1 Product Introduction This kind of windsolar hybrid streetlight controller is special design for small off-grid he course of which wind generator and solar panels charge to batteries safely and efficiently. 1.1 Functions and Feature Ø Wind generator MPPT boost charging function. Ø PWM dump load of wind, external dump-load resistance, intelligent disconnection of Solar charging. Ø Dual power supply function: Battery + solar power supply. Ø LCD displays parameters such as voltage and current of wind, solar and load .Some parameters can be set by users. Ø DC output with 3 output modes. Ø The inner circuit board of the controller is sprayed with conformal coating to prevent dust, moisture and static electricity. 3-1 Installation attention Please read this manual carefully before installation. Installation should be operated by professional and technical personnel. Before installation and maintenance, be sure the controller is uncharged and in the security state. Please install the controller at a dry and ventilated place without dust, and avoid rainwater infiltration and direct sunlight. When install the cabinet inside, leave enough space around the controller or radiating through box. Keep away from corrosive gases and strong electromagnetic interference. Installation area should be convenient for installation, electrical connection and later maintenance. 3-2 Installation steps 1. Select the installation area (please read the ‘Installation notice’ carefully). 2. Check and clean the installation area, and leave enough space for wiring. 3. Prepare the installation tools. 4. Fix the controller at the installation place. 5. Check and be sure the controller is installed firmly. 3-3 Electrical connection 3-3-1 Description of external connection port [SOLAR INPUT]—–Input terminal of solar panel, pay attention to the wiring polarity [BATTERY ]——Input terminal of battery, which is applicable to the 24V level battery, pay attention to the wiring polarity [WIND INPUT ]—–AC input terminal of the Wind turbines, non-polarity input [OUT+ OUT1-] ——–The 1st output terminal. OUT+ connects with load positive; OUT1- connects with load negative [OUT+ OUT2- ] ——-The 2nd output terminal. OUT+ connects with load positive; OUT2- connects with load negative · Attention: suggest doing wiring according to below order 1. First connect with output load (OUT+ OUT1-or OUT+ OUT2-) 2. Then connect with battery 3. And then connect with solar panel 4. At last connect with Wind turbines-driven generator 3-3-2 Wiring attention Any incorrect operation during the wiring will cause danger, so the wiring operation must be implemented by professionals. Please choose the right size, and good insulation cables for electrical connection Make sure the connectors are tighten during the wiring, no virtual connection Avoid loose of connector caused by the shaking of wires during the movable use. 4 Parameters setting instructions 4-1 Key Function The controller can cooperate with the system to work properly by setting the appropriate parameters. Accordingly, the controller can monitor and display the set parameters, or dynamic input and output data; it’s easy for debugging and maintenance. The controller enters into the work standby status ([RUN] words flashing) as soon as it is powered and initialized. The controller displays different information according to the different function types, the specific kind to prevail. There are 4 operation buttons on the panel Button Function description Page up Page down Escape Confirm / Enter 4-2 LCD screen display LCD screen can display the following information: 1. Mains electricity supply, displayed when mains electricity exits 2. Wind turbines graph, the graph rotates when the rotate; when brakes, displays brakes box 3. Daytime, night indication symbol. In the daytime displays sun, at night displays moon. 4. Communication display symbol, temporarily retained 5. Battery voltage level symbol, 12V displays 12; 24V displays 24; 48V displays 48 6. Wireless communication display, displays the symbol when has wireless module, displays dynamic symbol during communication 7. The No.1 output status display, when close the output, the symbol not light, otherwise, the symbol light. When short circuit, short circuit symbol displays; when has morning lighting function, and in the state of waiting for morning lighting, light symbol flashing indicates waiting. 8. The No.2 output status display, when close the output, the symbol not light, otherwise, the symbol light. When short circuit, short circuit or over loading and such abnormalities, abnormal symbol displays; when has morning lighting function, and in the state of waiting for morning lighting, light symbol flashing indicates waiting(for normal output). If used LED driver module output, then LED symbol displays 9. Solar MPPT symbol, displays when has solar MPPT components, the symbol flashing when the MPPT works 10. Wind turbines MPPT symbol, displays when has Wind turbines MPPT components, the symbol flashing when the MPPT works 11. PV parameter symbol Wind turbines parameter symbol Battery parameter symbol LED drive output parameter symbol No.1 output parameter symbol No.2 output parameter symbol Temperature symbol Rev symbol 12. Digital display parameter / status symbol 13. Parameter setting symbol 14. Parameter unit 15. No. 1/2 output/ close status display symbol, displays when has output module, ON corresponding to output open status, OFF to the close status 16. Battery status symbol, displays the rest battery power, after over voltage, displays the over voltage symbol 17. Data checking symbol Dear customers: Your positive comments is the driving force for our continuous improvement. We respect and trust every customer to provide you with qualified products and services. If you are satisfied with our products, please give us a five-star positive feedback. If you have any questions/problems after receiving the product, please contact us by Ali message as soon as possible and we will try to solve it for you positively at once until you are satisfied. While leaving a negative feedback will not solve any problems! Thank you for your support! 1. The product warranty period is within 1 year after purchase. (Damage caused by dismantling, manual damage, etc. is not covered by the warranty). 2. If the buyer finds that there is indeed a problem with the product within seven days after receiving the product, buyer could applied to seller to return for inspection. If the product is indeed defective, we will replace it with a new one. If there is no suitable substitute And we will refund you. Shipping, handling and insurance fees are non-refundable. If it is found that there is no problem with the product, the product will be returned to the buyer at the buyer’s expense. 3.Please contact us to request a return authorization. Your name, auction number, and reason for return should be included in the email. 4. After receiving the goods, pls remove the tape around the box when unpacking, without violent damage, to avoid potential damage to the goods. It is recommended to keep the outer packaging for at least 15 days after receiving the goods. When returning goods, please ensure the integrity of the original packaging and the goods. If there is any reason that affects the secondary sales of the goods, the return and exchange cannot be accepted. All cost of return and tax will be covered by buyer. 5. When receiving the goods, if you find that the outer packaging is damaged, you should immediately contact the local courier to make a complaint and claim, and at the same time take a photo or video as the evidence and inform the seller. If the buyer fails to follow the above operations , then if the goods are damaged or lost due to courier reasons, the buyer shall take the responsibility. {{titledescription1}} {{description1}} {{titledescription2}} Payment Delivery details Terms of sales About us Contact us Payment Nur PayPal. Wir versenden nur an Ihre bei Paypal registrierte Adresse. Der Artikel wird innerhalb von 24 Stunden versandt, sobald wir Ihre Zahlung per PayPal mit bestätigter Lieferadresse erhalten haben Warme Tipps: Einfuhrzölle, Mehrwertsteuer und andere Gebühren sind nicht enthalten. Als berechtigter Importeur sind Sie für angemessene Steuern oder Einfuhrgebühren verantwortlich. Delivery details Wir nutzen für Sie Wege der Steuervermeidung und zahlen alle Zölle im Voraus. Wenn das Paket in Ihrem Land ankommt, fallen keine Zollgebühren an. Der Versand kann jedoch etwas langsam sein und kommt nicht so schnell an wie normale kleine Produkte. hoffe du kannst geduldig sein Terms of sales 1. Wenn Sie mit unseren Produkten und unserem Service zufrieden sind, hinterlassen Sie uns bitte ein positives Feedback und eine 5-Sterne-Bewertung, und wir werden dasselbe für Sie tun. 2. Bitte zögern Sie nicht, uns zu kontaktieren, wenn Sie Fragen haben. Wir werden Ihnen so schnell wie möglich antworten und unser Bestes geben, um Ihre Probleme zu lösen. Glauben Sie uns, jeder Kunde wird als unser wichtiger Schatz angesehen. Und bitte kontaktieren Sie uns Bitte beachten Sie, dass durch die folgenden Anweisungen Ihre Mitarbeit sehr geschätzt wird und die Garantiezeit automatisch verlängert werden kann. Q1: Was kann ich tun, wenn ich meinen Artikel nicht rechtzeitig erhalten habe? A1: Bitte suchen Sie den Bestelldatensatz, wählen Sie «Verkäufer kontaktieren» im Dropdown-Menü auf der rechten Seite, das zu einer neuen Seite führt, und «Wählen Sie ein Thema aus» Q2: Wie können wir verarbeiten, wenn ich mit Ihrem Produkt nicht zufrieden bin? A2: Bitte klicken Sie unten auf «Diesen Artikel zurückgeben», suchen Sie die folgenden 3 Optionen und wählen Sie eine aus, um fortzufahren, sollte in Ordnung sein. PS: Die Gründe für die Rücksendung sind nicht wichtig, egal welche Sie auswählen, wir müssen sie weiter bestätigen die Details per Nachricht. About us Willkommen in unserem eBay-Shop.Als führendes und aufstrebendes Unternehmen im Hersteller- und Exportgeschäft ist Bayoung seit mehr als 10 Jahren auf Geschäfts- und Industrieprodukte, Haus- und Gartenprodukte spezialisiert.Wir glauben, dass es unsere Vision und Mission ist, innovative Produkte anzubieten mit bestem Service und konkurrenzfähigem Preis, um Sie zufriedenzustellen.Unser Ziel ist es, sicherzustellen, dass Sie genau das finden, wonach Sie suchen, und Ihnen das Aufgeben Ihrer Bestellungen zu erleichtern. Contact us Willkommen in unserem Shop! Ihre Zufriedenheit ist unsere höchste Priorität. Bitte zögern Sie nicht, uns zu kontaktieren, wenn Sie Fragen zu unseren Produkten oder Dienstleistungen haben. Vielen Dank! Unsere Arbeitszeit (Montag bis Freitag): -09:00-12:00 (GMT+8) -14:00-18:00 (GMT+8) Samstag: -09:00-12:00 (GMT+8) -14:00-17:00 (GMT+8) Alle E-Mails werden während unserer Arbeitszeit sehr schnell beantwortet, E-Mails werden normalerweise während des Urlaubs innerhalb von 24 Stunden beantwortet. Willkommen, um uns zu kontaktieren, wenn Sie ein Problem haben.

Electric Single Axis Solar Tracker Controller With Linear Actuator Anemometer IG

DescriptionElectric Single Axis Solar Tracker Controller With Linear Actuator Anemometer Optional A: Only 2PCS Mounting Brackets. Optional B: Only 1 Set Solar Tracker Controller. Optional C: Only 1PCS Wind Speed Sensor (Anemometer). Optional D: 1PCS 1500N DC 12V Linear Actuator + Mounting Brackets + Solar Tracker Controller +Anemometer. Notes: Pls check each mode carefully and choose the right mode as you need! Note 1: The battery in the photo is only for reference and is not included in the package. Note 2: Make sure the input voltage for the whole system is DC 12V and the input current is no less than 5A. Note 3: The Anemometer has only two wires, just connect the two wires and then it can work normally. Note 4: The Limit port on the controller is not necessary to use unless extra limit switch is needed. Stroke Length8″10″12″14″16″18″Stroke Length200mm250mm300mm350mm400mm450mmRetracted Length320mm370mm420mm470mm550mm600mmExtended Length520mm620mm720mm820mm950mm1050mm Note: Please check the dimensions carefully and choose the right size as you need. Product NameLinear ActuatorCondition100% NewInput VoltageDC 12VPower Cord Length1.5MetersMax Push Load1500N/150KG/330lbsMax Pull Load1200N/120KG/264lbsSpeed5.7mm/sDuty Cycle25%Operating Frequency20%MaterialAluminum AlloyColorSilver GreyOperation Temperature-26 ° C ~ +65 ° CProtection ClassIP54No-load Current< 0.5AMax load Current3ABuilt-in Limit SwitchYesCertificationCEWarranty Standard One Year For more details of the Linear Actuators, Pls Click Here This is WST03-5 Single Axis Solar Tracker Controller, the main function is to control the single axis (oblique single axis)system to track the sunlight. Items include the LCD controller box, light sensor&3 meters wire and IR (infrared) remote. Specification:Product NameWST03-3 Solar Tracker ControllerBrandSZMWKJCondition100% NewController Box Dimension145x90x40mm (5.71"x3.54"x1.57")Input VoltageDC 12V/24V (DC 9V~35V)Max Load Current15AOperating Temperature-20℃ to +60℃Tracking Accuracy≤1° Features:1.High tracking accuracy, average tracking accuracy ≤ 1° (Actual accuracy is related to the platform’s moving speed);2.The light sensor has a wide range of detection angle and high accuracy. It’s inside the waterproof case, waterproof, dustproof and anti-aging;3.With LCD display which can show multiple working modes and parameters;4.Many of the parameters can be set (Tracking accuracy, threshold value of the light sensor, threshold value of the wind speed sensor, the interval time of cyclical tracking, etc…);5.With strong wind protection mode (Wind speed sensor is required);6.Can set the platform stay at any position at night (or cloudy day);7. Can connect limit switch;8.Can be operated by IR remote control or the buttons on the controller box;9.Reverse battery protection, over-current protection; standby current ≤15mA.For more details of the Single Axis Solar Tracker Controller, Pls Click Here This wind speed sensor is composed of a shell, three wind cups and a circuit module. The whole sensor has a high strength, weather resistance, corrosion resistance and water resistance, will be to ensure the long-term use of the instrument, and the accuracy of the wind speed collection. It is very suitable for outside measurement. Specifications: Material: Polycarbonate MaterialColor: BlackAccuracy: ± 1m/sStart-up Wind Speed: 0.2-0.4 m/sOutput Type: Voltage OutputMeasurement Range: 0-32.4m/sOutput Signal: 0-2.5VWind Speed: (Output voltage*2 /5)*32.4m/sCable Length: 3 Meters For more details of the Wind Speed Sensor, Pls Click Here * Standard 1 year warranty* Free-maintenance.* Easy-installation.* Single axis tracker provides up to 35% more power production* Engineered to hold up to 1000 Watts of solar panels* Waterproof with IP54* Small self–consumption. * The Input Voltage for the whole system should be DC 12V.* Never approach a solar tracker while the Solar Tracker electronics are “on”.* The solar tracker can move unexpectedly and the powerful linear actuator/motor can cause serious injury or death.* Always disconnect the Solar Tracker electronics from its power supply before approaching the solar tracker. Solar tracking system: Solar photovoltaic System, solar thermal system,etc. Want more information? Additional information and detailed instructions can be found in the User's Manual Payment* We accept PayPal only. * All major credit cards are accepted through secure payment processor PayPal. * Payment must be received within 7 business days of auction closing. * Please make sure your paypal and ebay address is correct. Or not, please correct it before payment.Shipping* This item will be shipped out within the Stated Handling Time after confirmed payment received. * Goods in stock in USA, buyer can get the parcel around 3-5 business days. * We provide tracking number freely for all buyers. * Please confirm your shipping address is correct. Buyers are responsible for undeliverable order due address mismatch. We reserve the right to charge shipping fee to reship undeliverable items.

MPPT Solar Charge Controller PWM 100A Power Regulator 12V ✅✅✅

Free eBay listing template designed by dewiso.com MPPT Solar Charge Controller PWM 100A 60A 50A 40A 30A Power Regulator 12V ✅✅✅ Function: 1. Always keep the battery on fill voltage condition. 2. Prevent the battery from over-charging. 3. Prevent the battery from over-discharging. 4. Prevent the battery from reverse charging to solar panels during nights. 5. Reverse Polarity Protection for Battery 6. Reverse Polarity Protection for Solar Panels 7. When the battery voltage is low, the controller will automatically cut off the load from the system. If the voltage of battery is back to normal and the load will restart working. 8. Thunder protection 9. According to the battery voltage grade, the controller can automatically set charge-off voltage, the load-off voltage, the load- restore voltage. (The parameter is default under 25℃ condition, locked by the CPU procedure, cannot adjust.) 10. The controller will automatically compensate the temperature of the charging voltage according to the changes of ambient temperature Features and further details 1. Industrial-grade master chip, 16 AD sampling accuracy, temperature, charging current, discharge current accurate real-time display, power generation at a glance. 2. Automatic focusing MPPT tracking charging, high charging efficiency, non-stop detection during charging, bidirectional focusing tracking. 3. Large-screen LCD display, adjustable charging and discharging parameters. UItra-wide charge and discharge adjustable, as long as you understand the characteristics of the battery set its corresponding charging parameters, you can charge a battery. When the output is off, the time can be adjusted, which is more convenient. (on the market, there is no point adjustment) 4. Acomplete three-phase charge management, effectively protect the battery, the battery is more durable. 5. Built-in overheating, overcurrent short circuit, open circuit protection, reverse connection protection,when the fault is eliminated, the controller automatically recovers, does not damage the device. 6. Bidirectional MoS tube anti-backflow circuit, high-power charging mode, ultra-low heat. 7. R5. 0 solar charging DC plug, R5. 0 DC lamp output DC plug, convenient connection. Specifications: 1. Rated voltage: 12/24V 2. Rated current: 30/40/50/60/100A 3. Max. PV input power: 750W(12V) / 1200W(24V) 4.System voltage: 12 / 24V adaptive 5.Rated charging current: 30A | 40A | 50A| 60A | 100A 6.Rated discharge current: 10A | 20A | 20A | 30A | 30A 7.Solar photovoltaic voltage :12V battery with 18V solar panel, 24V battery with 36V solar panel 8.Full Voltage Value : Lithium Battery (12.2V) | B02 Colloidal Battery (14.2V) | B03 Open Cell (14.6V) 9.Floating Charge Voltage : 13.7 V ( Default, Adjustable ) 10.Discharge cut-off voltage::10.7 V ( default, adjustable ) 11.Discharge recovery voltage: 12.6 V ( default, adjustable ) 12.Standby current :10mA 13.USB Output : 5V / 2A MAX 14.Operating temperature:- 35 – 60 Package Includes: 1 x Solar Panels Battery Charge Controller 1 x User Manual(English) Note:It is high quality compatible MPPT + PWM Solar Controllers ,not 100% Ture MPPT

MHPOWOS Foldable Solar Panel 110W Portable Solar Charger IP67 Waterproof For RV

Highly Efficiency: MHPOWOS 110W Solarpanel is made of industry-leading monocrystalline silicon, with a conversion rate of 23.5 %, Quickly power up your devices such as powerstation & Solargenerator, computers, etc. anywhere, anytime. Portable and Foldable: The Solarpanel is equipped with an adjustable stand. You can adjust it according to the angle of the sun in order to get the maximum output power. The single product weighs 3kg and folds up like a briefcase, making it very easy to carry. Great for outdoors, camping. Waterproof & Dustproof: With an IP67 waterproof and dustproof rating, MHPOWOS portable solar panels are made for the outdoors and can withstand the elements. Adjustable Kickstand: The carry case doubles as a kickstand, allowing you to maximize solar coverage by setting the angle just right. That means you can charge your solar generator faster. Package Contents: MHPOWOS 110W foldable and portable solar panel, Solar Extension Cable to XT60, instruction manual, 18 months warranty, and friendly customer service.

2Pcs Double Wire Cable Entry Gland RV Solar Boat Caravan Roof Panel Junction Box

Specifications: Condition: Brand New Material: ABS Plastic Color: White Weight:35g Features: –No perforation, no damage to any installation surface. –Anti-ultraviolet, anti-ultraviolet agent is added to the product, which will not change color for a long time. –Can Be fixed with glue and has a beautiful appearance. –Suitable for most round cables for Solar Panel, DC power, Aerial, satellite, Air conditioning, Lighting, etc. –IP68 Waterproof cable gland used for all cable types 2mm² to 6mm² in Dia, Widely used for solar project when routing the cables. Package Included: 2 x Roof Cable Gland Box 4 x Cable Glands 4 x Rubber Seals On Jan 11, 2024 at 02:40:06 PST, seller added the following information:

4 Pcs IP68 Waterproof ABS Solar Double Cable Entry Gland-Weather Resistant Dual

High Quality: Constructed from durable industrial-grade ABS plastic, this product offers excellent UV, moisture, and impact resistance, ensuring long-lasting durability even in extreme weather. Specifications: Compatible with cable gland diameters ranging from 6mm to 12mm, with an IP68 waterproof rating. Superior Waterproofing: Equipped with an IP68 waterproof rating, the silicone seal ring enhances waterproofing and provides strong corrosion resistance. Designed for long-term use without deformation or yellowing. Easy Installation: No drilling is required for installation on roofs or decks. It uses adhesive, making it a safe, visually appealing, and easily removable solution. Enhanced Waterproof Protection: The IP68 waterproof rating, combined with the silicone seal design, ensures improved waterproofing and corrosion resistance, preventing deformation and yellowing over time.

2 Pcs IP68 Waterproof ABS Solar Double Cable Entry Gland-Weather Resistant Dual

High Quality: Constructed from durable industrial-grade ABS plastic, this product offers excellent UV, moisture, and impact resistance, ensuring long-lasting durability even in extreme weather. Specifications: Compatible with cable gland diameters ranging from 6mm to 12mm, with an IP68 waterproof rating. Superior Waterproofing: Equipped with an IP68 waterproof rating, the silicone seal ring enhances waterproofing and provides strong corrosion resistance. Designed for long-term use without deformation or yellowing. Easy Installation: No drilling is required for installation on roofs or decks. It uses adhesive, making it a safe, visually appealing, and easily removable solution. Enhanced Waterproof Protection: The IP68 waterproof rating, combined with the silicone seal design, ensures improved waterproofing and corrosion resistance, preventing deformation and yellowing over time.

12V LiFePo4 100Ah Lithium Golf Cart Battery for RV Deep Cycles Solar System

BATTERY SPECIFICATION: Normal Voltage: 12.8V Normal Capacity: 100Ah Charge Voltege: 14.4-14.6V Cut-off Voltage: 10V Maximum Continuous Discharge Current: 100A Peak discharge current: 200A (Duration: less than 5 seconds) Standard charge current: 10A Over Charging Protection Voltage: 14.6V Cycle Life: > 2000 cycles at 100% Depth of Discharge (DoD),up to 5000 cycles at 80% DoD Discharge Temperature: -20℃~60℃ Charge Temperature: 0~45℃ Dimensions: 325*170*214mm/12.8*6.7*8.5in Weight: 10.8kg/23.8lb Features of lithium iron phosphate battery: 1.Long service life The cycle life reaches more than 2000 times, and the standard charge (5 hour rate) use can reach 2000 times. The performance-price ratio will be more than 4 times that of lead-acid batteries. 2.Safe to use Lithium iron phosphate has undergone strict safety tests and will not explode even in the worst traffic accidents. 3.High temperature resistance The peak value of lithium iron phosphate electric heating can reach 350℃-500 ℃, while lithium manganese oxide and lithium cobalt oxide are only around 200 ℃. 4.Large capacity. 5.No memory effect. 6.Small size and light weight. 7.Green and environmental protection. Green environmental protection, regardless of production, use and scrap, does not contain or produce any toxic and harmful heavy metal elements and substances. 8.Low natural discharge rate The self-discharge rate is very low, which is one of the most outstanding advantages of the battery. Generally, it can be less than 1%/month, less than 1/20 of the Ni-MH battery. Safety&protection advantage: Built in Automatic Battery Protection System Internal The intelligent,electric Battery Management System(BMS) protects batteries from extrem temperatures,overcharging,and excessive discharge,provide short circuit protection,balance voltage each cell. Package List: 1x 12v 100A LiFePO4 Battery Pack (Charge and discharge from the same wires) This pack doesn’t include the charger Precautions: It is recommended to charge up the battery to 80% if you are going to store it for a period; Make sure the battery will be charged at least once every 3 months to ensure the best performance and cycle life; The battery should be stored in a dry environment, keep away from fire and heat sources; Avoid direct connection of positive and negative poles. Warranty Terms: Our batteries provide 30 days free return or replacement and one-year warranty service. If you encounter any questions when using the product, please feel free to contact us, we will provide 24-hour customer service. Please read the product manual carefully before installing and using the product. If the consumer fails to install, use and maintain the product correctly in accordance with the requirements of the instruction manual, which causes serious quality problems in the product, it is not covered by the warranty. On Nov 22, 2022 at 00:45:31 PST, seller added the following information: