This pocket-size sterilizing wand can be easily used to disinfect anything, such as mobile phones, laptops, keys, toys, door handles, lift buttons, spoons, knives & forks, restroom and anything you want, anytime anywhere at home or on the go! Using UV-C light with 253.7nm, this wand kills 99% of germs and viruses within 5 seconds or less. It's very easy to use — simply long-press the switch for 2 seconds to turn it on and short press 1 second to turn it off. The indicator light will be green while working. This handheld light has a retractable design, making it super easy to carry and put in your pocket, backpack, or handbag.