- Wed Jan 01, 2003 7:38 am
#1441
We always forget electric devices switched on, wasting precious power. So if we have a device that detects presence of nobody in the room and switches off the power then we can save lot of power.
Reward: mail me at zyxRationalist@yahoo.com or just Remember me.
Reward: mail me at zyxRationalist@yahoo.com or just Remember me.