Frost® code 716 automatic liquid soap dispenser is ideal for all types of counter or vanity mounting. LED indicators for low battery and empty soap. AC adaptor included, comes with 60″ (1.5 metres) cord. Can take 4 AA Alkaline batteries (not included). Battery life: 20,000 cycles or 1 year. Dispensing volume is 1 cc. Viscosity ranges 1-3000 cp. Activated sensor range: 3″-4″. Unit offers quiet and consistent dispensing.