Rechargeable Whisper Quiet AC/DC Aquarium Air Pump AC Failure Sensor Aerator, Fish Tank Bait, 2 Outlets Bubbler for Fishing Outdoor, Automatic Back-Up Battery, Power Outages and Emergency

Rechargeable Whisper Quiet AC/DC Aquarium Air Pump AC Failure Sensor Aerator, Fish Tank Bait, 2 Outlets Bubbler for Fishing Outdoor, Automatic Back-Up Battery, Power Outages and Emergency

• ‌【Powerful & Steady Output】Power: 4W(8000mAh), Max pressure: 20kPa. This aquarium air pump is equipped with STAINLESS output, perfect for 20-600 gallons large fish tanks and big marine aquariums. It outputs MORE air volume with LOWER energy cost.
• 【Plug-in&Self-Start Battery】Under black-out/power off occasion, our aerator self-strat in battery supply power immediately. It provides oxygen in the 1st gear periodically for 73hrs, no worry about fish tanks in car or fishing outdoors.
• 【Triple Noise Reduction】Our whisper quiet AC/DC air pump is equipped with triple denoise design. The suspending structure saves space inside the air pump as well as reduces friction between hardwares. The bubbler can run in your bedroom and do no harm to your sleep.
• 【Dual Modes& 4 Gear Adjustments】This Aerator works in both continuous mode and periodical mode according to using occasion and purpose, providing different volume of air. You can choose the specific gear to meet the precise need of the fish.
• 【Nanotech Air Stone with Suction Cups】Each air pump is equipped with 2 Nanotech Air Stones and suction cups. Compared to air stone balls, ours provide much larger volume of air in same limited time. Suction cups could help you set personal and accurate pumping area and height in different layer of the aquarium. Check valves avoid fluids flowing backwards.