Compact LCD Digital Countdown Timer Switch Socket This device is a plug-in timer designed to control the electric power to household appliances to save energy  It has built-in battery to operate the clock and help you set the timer.  This 24/7 Day Electronic Timer is ideal for time control of your hard wired appliances such as immersion heaters, humidifiers and lighting. Sophisticated, white molded design with an LED indicator and has a manual override. 10 sets of adjustable timed power control combinations available, with daily, weekly or combination options. Ideal for indoor power applications   The Timer is a useful and versatile item that connects and disconnects a single socket based on your programming. An electrical appliance(such as lamps, heaters, fans and other appliances) plugged in and programming set, a daily schedule is finished.   Easily switch between standard time and summer time (DST) Can be set up to 10 times  on and off periods per day  Power Load: 13A, 2900W