Usb Rechargeable Oxygen Pump 4800mah 60h Runtime Air Aerator For 100l

Battery Capacity: 4800mAh. The deeper the air stone is placed, the more robust the oxygenation, perfect for fish tanks. 1 x Oxygen Pump. Equipped with two check valves to prevent water backflow, it operates safely and efficiently with a low 2W power consumption, avoiding overheating.