There are so many different normal things that can run from usb. You could have an entire kitchen and lots of other things from your house all running from usb.
USB Grill
USB Drinks Cooler
USB Drink Warmer
USB Hamster Wheel
USB Cannon
USB Shaver
USB Toothbrush
USB Fish Tank
USB Lava Lamp
USB Noodle Strainer
USB Flashlight
USB Vacuum Cleaner
USB Humidifier
USB Ashtray
USB Christmas Tree
Look there are so many different everyday USB appliances from Grills to Christams trees.
Im so bored lol.