Danner Submersible UV Clarifier/Sterilizer

10 WattClarifier Suitable For Small Ponds Up To 1500 Gallons Using Pumps Up To 700 GPHFully Submersible Unit's Vortex Flow Design Exposes Water Longer to Ultraviolet LightGlowing Monitor Halo Ring , Visible from any Angle Immediately Shows it's WorkingComes Complete with 9000 Hour, Long Life 10 Watt Lamp and Water Tight Quartz SleeveIncludes Transformer and 18' Grounded Power CordBlack Color is Unobtrusive Whether used In or Out of the Water" Barbed Fitting for Inlet and OutletPacked 2 Per Master1 YEAR LIMITED WARRANTYCord Length: 18'Dimensions: 125 8" x 3 "Watts: 10Operating Instruction40 WattClarifier Suitable For Large Ponds Up To 6000 Gallons Using Pumps Up To 3000 GPHThree Glowing Monitor Halo Rings , Visible from any Angle Immediately Shows it's WorkingComes Complete with 9000 Hour, Long Life 40 Watt Lamp and Water Tight Quartz Sleeve1 "Threaded Fitting with 1 " Barbed Elbow IncludedPacked 2 Per Master1 YEAR LIMITED WARRANTYCord Length: 18'Dimensions: 24" x 3 "Watts: 40Operating Instruction