TOUCHLESS OPERATION: A single shot of foam soap or foam hand sanitiser is automatically dispensed by a battery operated mechanism when the sensor under the dispenser is activated.The elegance of satin finish stainless steel drawn to form the seamless shape, is only matched by the durability of robust 22 gauge, type 304 material. A translucent removable tank, designed for easy-to-view content level is married with an LED to indicate function and operational condition. Unit can be either wall mounted, or mounted to a mobile stand.Powdered by 6 AA-size batteries (not included)Capacity: 33.8 oz. (1000 ml) of liquid foaming soaps and hand sanitiserSoap Requirements: Proper usage of this dispenser requires, that only soap/lotion/sanitiser within the following range for viscosity and pH may be used.Viscosity Range (mPa·s or cP): 5 – 50pH Range: 5.5 ~ 8.5