This is UV sterilizer that conducts an efficient and rapid sterilization in just about 4 minutes. Can disinfect items such as jewelry, mobile phones, car keys and masks. Includes USB micro cable. Imprint this with your logo for promotion. Features: Input voltage: DC 5V Input current: 2A Sweet fume power: 1W Disinfection power: 2W Max power: 9W Ultraviolet wavelength: 253.7nm Certificates: CE, ROHS, FCC For general public use (non-medical) Note: FREE OCEAN SHIPPING INCLUDED Price Includes: Free setup Free 1 color silkscreen imprint on 1 side Free ocean shipping to 1 continental US commercial location