1. Touchless Automatic Liquid Soap Dispenser Builtin highprecision smart infrared sensor, large 12.85oz/380ml capacity. Put your hands at a distance of 07cm from the spout, the soap dispenser can sense and dispenses liquid soap within 0.25 second. 2. 4Level Liquid Volume Adjustable There are 4 different Liquid soap dispenser settings for options. Only by touching the power button once to adjust the liquid volume (And keep pressing the power button for 3 seconds to turn on/off the dispenser). The liquid volume weight is 0.5g / 1.5g / 2.4g / 3.2g (Based on each level of liquid soap volume setting). 3. IPX5 Level Liquid Soap Dispenser IPX5 waterproof design can effectively avoid soap or water from corroding the electric soap dispenser, USB charging port rubber plug effectively waterproof. 4. USB TypeC Charge Liquid Soap Dispenser Builtin 1200 mAh battery(It usually takes 35 hours to charge) allows this foam soap dispenser could last for 2060 days on a single charge (Based on the frequency of use), USB TypeC Rechargeable automatic soap dispenser no need to replace your battery.