Abs Wireless Design: can be used without a socket,DC power design helps to avoid the danger caused by mess lines.You also can install it at any place and enjoy a clean and orderly bathroom. Dual high-effective sterilization: dually sterilizing with UVC and photocatalyst,make the sterilizing rate up to 99.99%. Smart infrared digital induction: the sterilizing system can be activated by more accurate and sensitive body induction.When user get close, the photocatalyst begins to sterilize;when user leaves, the UV light begins to sterilize.This design can effectively avoid the hurts to user caused by UV light. Recharging by light energy: by using the amorphous silicon thin-film solar panel with golden lines and large capacity 2000mA lithium-ion battery.It is can be effectively recharged by any light (including indoor light and nature light),can work for more than three months after full recharging. Toothpaste dispenser function: built-in toothpaste adapter,the air sac is made of food-grade