Biling 4W Solar Pond Aerator, Solar Pond Air Pump for Outdoor Fish Ponds with 2200mAh Battery, 3 Modes 2 Air Stone for Pond Oxygenator for Backyard Koi Hydroponic Aquaculture

OUTDOOR SOLAR POND AERATOR: Working with solar power, no need to connect wires, which is safe for your fish and hydroponic plants. IPX5 waterproof, it can be used outdoors. Our solar air pump fit for fish pond, aquariums, fish transportation, wild fishing, hydroponics

3 MODE: Strong bubble mode / Soft bubble mode / 10S ON/OFF mode, better fulfill all your needs. Working time on Fully charged Working time: 18-36 hours. If there is not enough sunlight, please choose the 10S ON/OFF mode

MORE POWERFUL SOLAR AIR PUMP: Use glass solar panel, which increases the efficiency of solar energy conversion and its service life. The air output, waterproof and noise of the air pump are also optimized. This solar pond aerators kit will work well for your pond

BATTERY POWER DISPLAY: Upgraded solar air pump, equipped with battery power display, clearly displays the power (4 blue lights indicate full charge). The solar aeration pump built-in 2200mAh battery backup. Recharges and provides solar energy to power the air pump