USB disinfection stick kit $ 5.21 Caution: When using lamps and lanterns, keep the disinfection area without pets, pregnant children with caution. When using, pay attention not to direct or long exposure to eyes, do not illuminate the skin, avoid ultraviolet Light. Specifications: Environment Temp.():-20+45 Operating Humidity:10%-90% Dimension(mm):18*L255mm AC Input Voltage(V)5Vdc power typeDC-DC