The product is an 18W or 36W UV sterilizer light designed for aquariums, ponds, tanks, and hydroponics systems to purify water. It operates on a voltage of 220~240v with a frequency of 50HZ, and runs for 6 hours a day. The UV sterilizer lamp model lengths are UV-H18W at 290mm and UV-H36W at 440mm, providing power of 18W for water volumes of 90-220 gallons and 36W for water volumes of 150-350 gallons. This product is ideal for maintaining clean and sterile water in various water systems.
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