[17oz/500ml Visible Clear Liquid Soap Tank 5 level soap dispensing volume control Sensor Soap Dispenser: The soap dispenser build-in the latest infrared sensor technology to quickly and accurately dispense liquid soap to your hand or sponge when you need it and this touchless soap dispenser can be used by multiple people without contact making your life safer and more convenient. Adjustable Dispensing Volume: This soap dispenser uses a 500ml/17.6oz liquid tank. You can adjust the +/- button to change the dispensing volume with 5 levels. The liquid outlet is designed with an automatic rubber seal. There is no dripping or trailing at the fluid outlet and no mess on your countertop. Compatible with a wide range of liquid soaps. The unique design: The automatic soap dispenser features a clear liquid tank that allows you to see when soap levels are low and need replenishing. The touchless soap pump is also designed with a waterproof base and rubber seals to prevent the battery compartment from getting soaked in water. This touch free hand soap dispenser is perfect for kitchen sinks in your home or restaurant and the bathroom countertop in home office hospital and school. It is powered by 4 AA batteries (Battery Not included in Package).]