1.Touchless Automatic Foaming Soap Dispenser-- Built-in high-precision smart infrared sensor, large 13.85oz/400ml capacity . Put your hands at a distance of 0~7cm from the spot , the soap dispenser can sense and dispenses soap within 0.2 second . 2.4-Level Foaming Soap Volume Adjustable-- There are 4 different Foaming soap dispenser settings for options, only by touch the power button once to adjust the soap volume ( And keep pressing the power button for 3seconds to turn on/off the dispenser ). The soap volume weight is 0.5g / 1.5g / 2.4g / 3.2g (Base on each level of soap volume setting) . 3.USB Type-C Charge Foaming Soap Dispenser-- Built-in 800 mAh battery(It usually takes 2-3 hours to charge) allows this foam soap dispenser could last for 20-60 days on a single charge ( Base on the frequency of use ) , USB Type-C Rechargeable automatic soap dispenser help you say goodbye to constantly replace your battery . 4.Widely Use Foaming Soap Dispenser-- Automatic dish soap dispenser you can fill up the foaming in time through the visible window, and it is compatible with various soap you prefer - hand soap, dish soap, or body wash, etc. Gel soap needs to be diluted 3-4 times with water, foam soap can be added directly ( PS: lotion and oil cannot be foamed ) .