AA Aquarium 3 Watt Mini Green Killing Machine Internal UV Sterilizer-AAUV3W
Real UV! Real Simple! Real Results! Our best solution for all small aquariums with green water - up to 75L (20Ga.) - Unique Patented Technology - water flows in direct contact with the UV lamp, making it extremely efficient - Keep your aquarium crystal clear & reduce water changes - 5 minute installation, no tools required - Submersible assembly with suction cup mounting. - LED signals need for a UV Bulb replacement, easy change without tools. - UV bulbs lasts for 3 to 6 months (constant ON), we do not recommend using this 24 hrs a day, 7 days a week. - Sealed UV bulb design - avoid UV housing deteriorate, fresh with every bulb change.