If your Mr. Handy you probably could work it out so you can turn off all electricity in your whole house.
Another "instant" classic from Tobias Wong. Melding wit with functionality, this wireless light switch can control any light fixture (or any electrical device) within 100 feet. Attach the remote component to the fixture of your choice and simply "flip the switch". Open edition in Chrome and a Limited Edition of 500 in 14k Gold.
Link: Wireless Light Switch
Helpful Link: A to Z Organiser