Adjustable 6W9V Solar Water Pump Perfect for Outdoor Use in Ponds and Aquariums
Battery Management Travel Power Backup Power Bank Module 5V Total Output
Size:67mm 25mm(5v 2.4A)/68mm 23mm(5V 2A 1A). 1 x Lithium battery digital display charging module.
Indoor Space Aquarium Oxygenator 5?O Fish Pond Capacity 6000mAh Battery
1 Solar Oxygenator Aquarium Air Pump Set(with Install accessories). Applicable fish pond: 5㎡. Instructions for use: Connect the air stone to the exhaust hole and put it into the water body that needs oxygenation.