Specification: Name: Disinfection Stick Wavelength: 254 (nm) Current: 5 (A) Service life: 8000 (H) Feature:- USB (Universal Serial Bus) fast charging, it takes about 60 minutes to fully charge. When the USB (Universal Serial Bus) is fully charged, the normal frequency can be used for about 14 days.-Multiple disinfection uses. Suitable for bacteria on the surface of computer keyboards, food, mobile phones, intimate clothes, sheets, tableware, makeup tools, mask, towels, kitchen stoves & other objects.- Although this product does not harm human skin, in order to avoid unnecessary factors, the manufacturer does not recommendsterilizing the human skin. How to Disinfect: It can kill 92-95% of bacteria by irradiating for 5 seconds at 2CM from the surface of the object. (This data comes from the Guangwei test report, number 2019FM00050RO1). Shortening the irradiation distance & extending the irradiation time can increase the killing rate. How to Use:- In normal state, press the button twice to turn on the LED light.- Pull out the lamp body & press the button for 2 seconds to turn on the UV lamp. (The LED light / UV light will turn off automatically after 2 minutes, & the light will turn off when you press the button again when it is on.) Package Included:1 XDisinfection Stick