The Ariston 6-gallon point-of-use electric mini-tank water heater eliminates the wait time for hot water to come from one or two sink faucets. You can install the heater independently or in-line with a larger water-heating source. You need no hard wiring to power your unit; simply plug it into any standard outlet and this heater"s ready to go. The glass-lined tank ensures long life, and the superior insulation provides quick recovery and greater energy efficiency. This 120-volt, 1500-watt water heater weighs 30 pounds and measures 20 X 17 X 21 inches. Ariston backs its heater with a manufacturer"s 6-year limited warranty for the heat exchanger and a 1-year limited warranty for parts.