Hailea V30 air pump suitable for aquariums/ponds/hydroponic. Suitable for indoor and outdoor use and comes with a weatherproof outer casing attachment hose and six way divider. Pumps up to 30L per min. The pump adopts a double damping system and noise absorbing function for high performance and low noise level. A non oil lubricated design to provide pure compressed air. Quite operating at 40db – energy efficient motor low power consumption at 20w.