Defiant 49826 is an indoor spring-wound timer designed to enhance your home. It fits in any standard 2-1/2 in. deep wall box and is compatible with both toggle and rocker/decorator wall plates. With a 1-year warranty, it guarantees quality and durability. Installation is recommended by a licensed electrician, and it should adhere to national electrical code provisions and applicable local codes. It can automatically turn off the current at the end of the time period indicated on the timer. It's perfect for indoor use, but not in wet locations or to control appliances with heating elements.