Product description energenie presents the highly innovative and great quality power management system this product enables you to program four of the sockets via your computer they can be programmed to switch on or off due to an event or by time for example if you wish your fan to come on during the night every 1hr for 10 minutes you can programme the socket to do thisthe unit can be pre programmed and then disconnected from the managing computer to use elsewhere ul li 4 indivi