RS Electrical (RS 503) Low Noise Air Pump For Aquarium Fish Tank with Airtube, Air Stone & Ckeck Valve | High Performace | Two Outlet | Power : 3.0W | Output : 0.020*2L/min | Suitable For 200-300 Litre Tank

With streamline design, it is beautiful and decent. made from abs plastic, the shell of the body is firm, durable and endures to shock. and the air-intake room is made from macromolecule complex rubber, and has long service lifetime. It is driven by the top-quality motor. The input power can be adjusted with the phase-angle of controllable silicon. with the adjustable exhaust, this device is advanced, reasonable, high-efficiency and energy-saving. All the movable parts are sealed inside the body. Adopting labyrinth-type air-ways and rubber anti-shock cushion, the operation is stable without any noise It is safe and reliable, applicable scope