KOHLER K-25194 Curve Touchless foaming soap dispenser, DC-poweredThis Curve 54 ounce high capacity touchless foaming soap dispenser is ready to tackle high traffic applications. With solid brass construction, this battery operated dispenser is equipped with above the counter lights to let you know when soap or battery life is low, and a vandal resistant sensor to prevent soap waste. Soap dispensing volume can be adjusted to 0. 8 mL, 1. 2 mL, 1. 6 mL, or 2. 0 mL 54 oz. (1600 ml) high capacity soap reservoir Optional