Specifications: Product name: Mini UV Sterilizer Lamp LED type: UV lamp beads Sterilization method: UV-C UV wavelength: 260-280nm Charging connection: USB Material: ABS Size: 132 * 32 * 16mm Application: Cups, computers, office school supplies, schools, restaurants Package included: 1 * Mini UV sterilizer lamp 1 * USB charging cable What is UV-C light: Scientific research has shown that UV-C (100 nm to 280 nm) is effective in combating microbes. The most effective frequency for microbial destruction is between 280 nm and 200 nm, which is within the UV-C band. Therefore, the microorganisms are effectively destroyed as long as the nm frequency of a germicidal lamp is well controlled in this rangeEfficient sterilization: our portable disinfection stick has been proven to remove up to 99.9% of germs in the laboratory in a few seconds It helps remove bacteria, viruses, fungi, dust mites and mold from the surface of most household and personal items throughout your home. Safe To Use: UV LED Sterilization is a physical sterilization principle that does not generate any disinfection by-products, non-toxic, no residue, no odor, no secondary pollution. It protects your home without the use of sprays or harsh chemicals USB Rechargeable & amp; Mini design: with the USB port for charging, there is no need to buy additional batteries. Compact size and light weight, very suitable to take with you. It is your personal health professional and essential for you to stay healthy Application Widely used: Used in daily needs. Not only for the bed, clothes, masks, but also for phones, chopsticks, spoons, dishes, desks, toilets, public places, cars, etc. Keep your home away from germs and without the risk of chemical contamination Principle of UV sterilization: UV-C irradiate microorganisms, damage the DNA or RNA of bacteria, viruses so that they lose their viability and reproduction in order to achieve the effect of disinfection and sterilization Note: Ultraviolet rays can burn eyes and skin. Do not point at people or animals during use to ensure safety