Showing posts with label door knob that controls the electricity. Show all posts
Showing posts with label door knob that controls the electricity. Show all posts

Tuesday 31 January 2012

A door knob that controls the electricity

Quite often we go home and discover that they had left on the lights or forgot to turn off a device. This in time is felt on the electricity bill. A group of designers has found a potentially effective way to avoid this. This is a door handle like no other. Indeed, the handle is to be a device to control electricity and even gas.