Description:The product is made of high quality materials. It has strong sterilization ability. The ultraviolet(UVC)can eliminate the virus and bacteria to provide a healthy environment for fish. It can be applied to fish tank, aquarium, pool, pond, etc.Features:High quality filament, strong effect of sterilization and energy saving. This UV lamp is made of premium quartz tube, high transmission of ultraviolet ray and good sealing property of lamp body. The UV light sterilizer can sterilize and disinfect with its ultraviolet light to remove bacteria, germs and algae of water and then provide healthy environment for your fish. Comes with strong suckers keep it firm and allows free adjustment of position. Suitable for fish tank, aquarium, ponds, swimming pool sterilization using. Specifications:Condition: 100% Brand NewMaterial: Plastic ModelPowerLight Tube DiameterLight Tube LengthPower Cord LengthUV-55W19mm / 0.7inch 165mm / 6.5inch 145cm / 57.1inchUV-77W19mm / 0.7inch 185mm / 7.3inch145cm / 57.1inchUV-99W19mm / 0.7inch 225mm / 8.9inch145cm / 57.1inchUV-1111W19mm / 0.7inch 245mm / 9.6inch145cm / 57.1inchUV-1313W19mm / 0.7inch 245mm / 9.6inch145cm / 57.1inchPackage Weight: Approx. 250g~264gPackage Included:1 x Aquarium Sterilizer Light2 x SuckersNote:The sterilizer lamp can only be used in the filter tank and can not be used directly in the fish tank, otherwise the fish will be injured or dead for the long time ultraviolet radiation. If necessary, please match the timer and arrange the reasonable use time..