Size: 3 x 12.5 x 1.4cm Ultraviolet light sterilizer lamp Designed for the destruction of microorganisms and bacteria Bring the sterilizing lamp close to the object for a few seconds, at a distance of between 1 and 2 cm Bulb power 1.5W Wavelength 275 nm Voltage 3V Rechargeable battery with a long duration USB Cable included User manual available CE, RoHS and gemicidal effectiveness certification available Avoid contact with skin and eyes ISO SMETA