appliance
background
bank
battery
black
blurry
builtin
cable
charger
computer
connect
connection
cord
electric
electrical
electricity
energy
equipment
generation
hand
home
industry
isolated
light
line
multiple
object
outlet
plug
plugs
power
recharge
refill
safety
socket
student
study
supply
table
technology
unplug
unplugged
wall
white
wire