Intelligent control of the amount of foam: automatic soap dispenser uses the most advanced PIR sensor technology, high-precision sensor when you need foam, can quickly send foam in 0.2 seconds, when you leave the sensing area, the machine will immediately stop the foam (if the soap is not concentrated enough, or the wrong proportion of the mix, it may slow down the machine to stop the foam, but does not affect any function normal Use) One-button operation: Our automatic foam soap dispenser, you can easily switch between different modes such as on, off, cleaning mode, etc. with the touch of a power button Built-in 1200mAh rechargeable design: The battery can be fully charged in two hours and can be used nearly 3000 times once filled, making it unnecessary for you to replace the battery frequently. Advanced materials automatic soap dispenser is made of ABS and PP materials, frosted texture makes the overall look more advanced. ipx4 waterproof level makes the soap dispenser can better adapt to the wet environment, transparent soap box design allows you to monitor the water level at any time for timely replenishment.