Hand free Automatic Soap Dispenser Touchless:Built-in high-precision smart sensor, This high-tech, large 13.85oz/400ml capacity soap dispenser can sense and dispenses exactly one milliliter of soap within 0.23 second while you move your hand to the soap dispenser USB-C Fast Charge Soap Dispenser Bathroom: Built-in 800 mAh battery allows this foam soap dispenser could last for 4 months on a single charge ,USB-C Rechargeable automatic soap dispenser help you say goodbye to constantly replace your battery.Use least energy and work perfectly for a long time. 4-Level Soap Volume Adjustable Soap Dispenser:This dish soap dispenser has 4 different Foaming soap dispenser settings for options,you can adjust the soap volume by presss the the +/- buttons,Avoid the soap volume is too little or too much,dilution with water at a ratio of 1:4-6 before filling the tank. IPX5 Waterproof and Leak-proof Foaming Soap Dispenser: IPX5 waterproof design can effectively avoid soap or water from corroding the electric soap dispenser, Rubber plug in the USB charging port of the soap dispenser enhances this auto soap dispenser waterproof and Leak-proof performance.