battery
body
bodypart
cable
clean energy
closeup
connection
consumer electronics
current
daily necessities
domestic
electric
electric code
electrical
electricity
energy
energy saving
environment
environmental issues
equipment
extension cord
female
goods
hand
home
insert
interior
japan
male plug
material
matter
miscellaneous goods
natural energy
noface
object
okinawa
outlet
person
plug
power
power tap
safety
screw
socket
stuff
supply
switch
tap
technology
urban
wiring accessories
woman