abstract
background
black
cable
close up
closeup
concept
connect
connection
connector
cord
current
digitally
electric
electrical
electricity
electronic
energy
equipment
extension
generation
green
image
industrial
industry
insert
isolated
line
metal
nobody
object
outlet
pin
plastic
plug
power
prong
shape
single
socket
supply
technology
two
volt
voltage
white
wire
wired