Jebao 9W UV Clarifier Sterilizer Koi Fish Pond Tank Aquarium 9 Watts UVC Light AC 110-120V / 60Hz 9 Watts 22 ft cord and sealed plug Inlet/outlet size: 3/4", 1", 1-1/4" & 1-1/2" Recommend flow rate 1100gph Suitable for ponds up to 2200 gallons or 100 gallons aquarium 10" long, 6" base (including mounting legs) , 5" wide top