Create a clean environment for your fish! This kind of portable, flexible UV sterilizer aquarium light is good to use and easy to install. What are you waiting for? Just come and buy. Features: High brightness, energy-saving, endurable and cost-saving. Control harmful bacteria in the water to prevent bacterial reproduction and algae breeding for protecting the health of fish and keeping the water clean. The diameter is only 0.7in, free up for more viewing space, mini in size and light in weight, easy to carry. Strong suction helps to fix firmly in aquarium, easy to mount and fix. IP68 waterproof design, can be fully submerged into water. Be excellent for aquarium, pool and other similar occasions. Specifications: Types: Type 1(5w)/ Type 2(7w)/ Type 3(11w) (optional) Plug: 2 types (optional) Input voltage: AC 110-220V Wave length:253.7nm Beam Angle: 360 degree Waterproof Rate: IP68 Suitable water quality: Salt water & fresh water Cable length: 1340mm Material: Quartz & Notes: 1. This product can emit ultraviolet rays, please do not watch directly, direct irradiation will hurt the eyes and skin please pay attention to protect. 2. The sterilizing lamp can only be used in the filter tank. Direct irradiation of organisms is prohibited. 3.There are different plug Specifications to choose from. Please choose one suitable for your country. Package List: 1 * LED aquarium light with power adapter 2 set * Sucker 1 * Instruction