The Arlec 2 hour Compact Countdown Timer enables you to control your appliances and reduce the amount of valuable energy you use. It's a great option for garden accessories, lighting, cooling, heating and other household accessories. No complex programming is required to set it up. The 2 hour countdown function is available with adjustable switching increments which will safely turn the power OFF when time elapsed and you are able to turn the Power OFF at anytime by turning time dial clockwise to 'OFF'.