5W UV Light for Aquarium Clean Timer UV Sanitizer Light Water Clean Green Algae Clear Light for Fish Tank Pond This UV light with a timer can purify the water quality of the fish tank and inhibit harmful bacteria to grow in water, the UV lights work effectively in preventing fish from health problems at the root. With 4 intelligent timing modes of 3h/6h/9h/12h, it can automatically switch on and off to meet the needs of sterilization in different periods. Features: ☀Professional Germicidal Lamp: The UV light destroys the DNA structure of germ and other microorganisms to lose the ability to reproduce, and then destroy germ and other microbes. It can do algae removal, sterilization, and deodorization. ☀Help to Keep Fishes Health: By purifying the water quality of the fish tank and inhibit harmful bacteria to grow in water, the UV lights work effectively in preventing fish from health problems at the root. ☀Timer Mode: With 4 intelligent timing modes of 3h/6h/9h/12h, it can automatically switch on and off to meet the needs of sterilization in different periods. It is allowed to automatically shuts off after 3 hours/6 hours/9 hours/12 hours and automatically turn on after 21 hours/18 hours/15 hours/12 hours correspondingly. ☀Explosion-proof: Made of high-quality glass, the light is strong sealing, not easy to burst, and safe e with good light transmission. ☀Safety: No chemical residue in ultraviolet irradiation will not damage any materials. You can make sure that your fishes live in a clean environment. ☀After-sale Guarantee: Any problem, please contact our store without hesitation. Honor to serve you! Specifications: Item name: UV Sanitizing Light Main material: Glass Light color: Blue Timer Mode: 3h/6h/9h/12h Rated power: 5W/7W/9W/11W Working voltage: 220V(EU); 110V(US) Suitable tank: 5W: up to 50cm-long; 7W: up to 90cm-long; 9W: up to 120cm-long; 11W: up to 200cm-long Item Length: 5W: 175mm; 7W: 175mm; 9W: 200mm; 11w: 235mm Wire Length: 0.9m Package Information: Package size: 5W/7W Light: 200g; 9W/11W: 220g Package weight: 26 * 8 * 4.5cm General box packing. Note: * There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Packing List: 1 * UV Light