Clip-On UV System I63754

GKM3W Clip-On UV. For aquariums up to 20 gallons. The GKM3W Clip On UV allows water flow in direct contact with the UV lamp, making it extremely efficient. Keep your aquarium crystal clear & reduce water changes. Simply Clip On to your filter. Converts most filters into a UV Filter. LED signals need for replacement. UV bulbs lasts for 6 to 9 months, assuming constant use. Sealed UV bulb design Once your water is clear for a full week, Use your Clip On UV System as need to maintain perfect clarity. UL listed. EPA Est # 093568.