Silent drainage, using low-noise water pump technology, operates quietly and does not disturb rest. Compact and small body, with overall size well controlled, taking up limited space during installation. It's easy to hide inside the air conditioner or in tight corners without affecting the interior aesthetics. Easy-to-install buckle structure, simple connection with the drain pipe, supports quick disassembly and cleaning. Energy-saving and low-consumption operation, standby power consumption is extremely low, only starts working when drainage is needed. 652F 12V Mini Silents Diaphragm Low Noise Air-conditioning Drainage Pumps, Manufacturer: CYDpeijian