Name: CUV-211  
-With protection device inside 
-Ballast Inside -Indicator screen design
-Please don’t connect it with the power source before finishing the assembly of all the spare parts
-The product can  kill the harmful germs and algae so that it will make a suitable and  healthy living conditions for the ornamental fishes
-UVC is harm for the eyes and skin. Please do not watch UVC directly or not let the skin approach to the UVC
-Please do not put the product in the water
-Please do not connect the UV light with the power source if there is no water circulation-In  order not to influence the water pressure against the body shell,  please do not equip the switch between the body shell and pipe of the  aquarium