adapter
black
bolt
cable
connect
connection
cord
design
device
electric
electrical
electricity
element
energy
equipment
flash
flat
gadget
icon
illustration
image
interface
isolated
label
lightning
line
linear
logo
object
outlet
outline
picture
plug
power
red
round
sign
simple
socket
source
sticker
stroke
symbol
technology
unplugged
voltage
web
wire
wired