1:Up to 253.7nm effective wavelength to kill mold, bacteria, germs, and viruses. 2:Equipped with auto shut-off mechanism. Put the tube facing downwards, then the lamp is on; put the tube upwards, off, safe and convenient to use. 3:Portable folding sterilamp, convenient to carry. It can be powered by 4 AAA batteries(not included). Please do not use usb cable to charge the device while there are batteries inside, however, you can power the lamp using the cable when there are no batte 4:Suitable for a wide range of household supplies, such as towels, toothbrush or even keyboard and mobile phone. ·Suitable for home, office travel, go out, travel, easy to carry and use. ·Use UV light to remove bacteria that cover your home. ·Maintain cleanliness in the room, in the closet, and around the living items. Avoid being covered by bacteria. ·The lightweight, hand-cranked design saves space and allows for sterilization of the desired area at any time. ·It is easy to operate and can be sterilized simply by pressing the switch button. ·Built-in automatic safety switch, the UV lamp is automatically turned off when the rotating sterilization lamp is facing up in the working state. To return to the working state, just rotate the sterilization bar lamp face down. ·It can work with USB connection (can't charge), and also supports 4 AAA batteries. ·Product size: L125 x W35 x H25 mm. ·Product weight: 65g. ·UV-C tube: 2W ·UV wavelength: UV-C (253.7nm). ·Irradiation intensity: >2500uw/cm2. ·Battery: 4x AAA/6V (without battery) ·Color: white, large amount of customizable colors and logos ·Product Certificate: CE, FCC, RoHS and bactericidal effect test report Brand General SKU 100602972_NP-1021044534