?Environmental Protection?We adopt the most effective sterilization wave UV-C.it is a physical sterilization technology, No smell, No Residue. Upgraded UV-C LED disinfection technology is more environmentally friendly. ?USB Rechargeable?Sterilization Toothbrush Box is built in 200mAh battery, easily recharged via USB. After 2 hours full charger, it can last one month for two times a day. ?Portable and Easy to Carry?The size of the UV toothbrush sterilizer is 47*47*21mm, very handy. You can put it in your cosmetic bag easily.suitable for travel or family daily use. ?UV Toothbrush Holder? The magnet design on the sterilizer back can make the toothbrush sterilizer fixed on the wall, it can be hung on the wall to dry and disinfect after brushing. ?Effevtive Sterilizing?This toothbrush sterilizer is built in high-tech Heachip Deep UV-C satirizing module, and a mirror at the back of the cover, so it helps to reflect the UV light back to enhance the sterilization effect. Sterilizing rate up to 99.9%, effectively kill bacteria in 3 minutes.