USB-C Rechargeable - The soap dispenser can be recharged via USB. It can be charged more than 1000 times and can be used for more than 60 days when fully charged. It is very durable. Other soap dispensers with batteries are particularly susceptible to corrosion and require regular battery replacement. Compared to our contactless electric soap dispensers, it is more environmentally friendly and economical. Intelligence and Convenience - Our automatic liquid soap dispenser is a new version 2.0 compared to traditional soap dispensers. It uses infrared motion sensing technology to automatically dispense liquids with a more stable pump and a more sensitive sensor to hit the amount you like. The touchless soap dispenser is attractive to children and encourages them to use it regularly. Smart Switch and Button - Press and hold the touch button for 1 second to complete start/shutdown and the indicator light turns green to indicate successful start-up. When in use, the automatic soap dispenser quickly produces liquid in just 0.25 seconds. You can also press the small drop button to produce 0.55 grams of liquid from the soap dispenser and the large drop button to produce 1.1 grams of liquid from the soap dispenser. IPX4 waterproof and leak-proof soap pump - The contactless automatic soap dispenser features an IPX4 advanced waterproof design that prevents soap or water from corroding the circuit board and greatly extends the life of the foaming soap dispenser. So you don't have to worry about water running into the soap dispenser. But it can not be put directly into the water. WIDELY USED SOAP DISPENSER - Dish soap, body wash, shampoo, hand soap, facial cleanser can be loaded directly into this automatic hands-free soap dispenser. The liquid soap dispenser can be used in bathrooms, kitchens, toilets, restrooms, nurseries, hotels, schools, restaurants, etc. If you have any questions about the product, please contact us.