The Rheem Performance 10 Gal. Electric Point-of-Use Water Heater has a space saving design that's ideal for installations in tight spaces and can supply a quick source of hot water for a single application. The heater includes a 2,000-Watt element and a factory installed temperature and pressure relief valve. This point of use heater requires a 120-Volt electrical source for installation and can be mounted on a wall. This model has a 6 year limited tank and parts warranty.