Description: Powerful air pump: 3W, maximum air output 2 x 3 L/min, 2600 mAh battery capacity. Dual air outlet, suitable for aquariums 30-100L. 【Two Operating Modes】: Normal mode or intermittent mode; In normal mode, the battery provides up to 35 hours of continuous operation. In intermittent mode, the device operates for 8 seconds, rests for 10 seconds, and provides up to 50 hours of continuous operation. 【Adjustable Air Pump】: Our ultra-quiet air pump allows for easy air volume adjustment without the need for control valves. The bottom rubber pad not only reduces noise but also prevents excessive movement of the air pump during operation. .
eBay