Renogy 400 Watt 12 Volt Premium 4 Pcs 100W Panel+40A MPPT Charge Controller+ …
【Monitor & Modify from Your Phone】Effortlessly monitor your system with the BT-1 Bluetooth module (RS232). Enjoy a signal range extending up to 82 feet (25m). The Premium Kit includes panels with pre-drilled holes, Z brackets, Y branch connectors, and ready-to-use wiring for easy installation.