It may not use as much electricity as when it's on, but standby mode for those household appliances can still be an energy hog. To prove it, check out this detailed chart that shows how many watts common devices use when in standby. Whether in your kitchen, media room, office, or anywhere else, all of your home gadgetry is still using lots of electricity. The better choice? Shut things off when not in use, especially your video game console or computer. The best bet? Plug those things up to a smart power strip to really cut your utility bill.