With daily and weekly programs, repeat programs with 20 ON and 20 close setting, digital timer Switches Builted in 1.2V / 40mA rechargeable battery and industrial grades chip Timer Switches could automatically turn on / close all kind of electric equipment according to user set up Programmable timer outlet and timer Switches for light with high precisions and strong antiinterference ability Suitable for controlling many household appliances such as street lamp, light, production equipment and televisions