125-volt indoor timer. Features 6 program options: 15 minutes, 30 minutes, 1-hour, 2 hours, 4 hours, and 6 hours. Includes a convenient repeat function. Also includes a Scan button and an On/Off button. Simple installation, plugs into any standard 3-prong wall outlet. Includes 1 standard 3-prong outlet on the side of the unit. 1/2 horsepower.