Stainless steel soap dispenser in satin finish with proximity sensor. Powered by 6 AA-size batteries (not included) and has tamper-resistant viewing window. Suitable for dispensing higher viscosity/antimicrobial soap. Capacity: 27 oz. (0.8 L) when using a disposable soap cartridge or 30 oz. (0.9 L) when using the refillable soap cartridge.