I was using it for sterilizing baby bottles. UV Sterilizer Light Sterilization Sterilization Lamp Disinfection Sterilization Sterilization Deodorization Virus Countermeasures Ultraviolet Sterilization Philips Sterilization Box Bacteria, mold, and viruses can also be removed with a UV sterilization lamp. ● This is a sterilization device that uses ultraviolet (UV-C) light. ● A sterilizer that is particularly useful during rainy seasons and summer when bacteria tend to multiply. ● Philips Sterilization Box *There is white residue from baby bottle sterilization inside. Please only purchase if you do not mind.