Elite 801 Air pumps provide reliable air output to operate a variety of air driven devices. This pump will drive the air driven filters or undergravel filter airstones in smaller aquariums. Depending on air requirements of the main filter(s), other air operated items such as decorative airstones or air operated aquarium ornaments may be combines with the proper use of an air valve to distribute the pump’s output. Elite 801 Air Pumps are also a cost effective way to add aeration to complement other filter types in larger aquariums. CSA Approved. Pressure - 1.4 P.S.I. Electrical - 220-240 Volts (3 Watts). Weight - 280g. Decibel Level - High 35 dB at 6' distance. 11x6.8x5cm high.