220~240V 11W UV Lightweight Water Sterilizer, Ultraviolet Disinfection Lamp for Aquarium Pond Fish Tank Description: Ultraviolet Filter for Aquarium Please be sure to tighten the lid securely before use!!! Note: Please check the product after you receive the package. If some accessories were damaged during delivery, or the bulb did not work, please contact customer service instead of opening the dispute Voltage: 220~240v/50Hz (If you have any questions, please contact customer service before purchasing.) Power: 5W(35~60 gallons) 7W(40~75 gallons) 9W(45~150 gallons) 11W(60~180 gallon) Cable: 190cm Working hour per day: 6 hours Package Included: UV Sterilizer 1 piece