... uv ballasts in China.To ensure the macthing of uv lamp and ballast, our factory produce both uv lamps and ... air purification, water treatment systems aquarium sterilizing, etc. Features and specifications:1)Type of uv lamp: ozone type, ozone-free type, ... , offices, rooms, etc.Fume Purification system;Home appliances;Aquarium sterilizing systems; Advantages:all our Uv ballasts are produced by ourselves ...