attention
battery
business
button
charge
circle
computer
concept
control
design
electric
electric power
electrical
electricity
electronic
element
energy
environment
equipment
fast
flash
icon
industrial
internet
light
off
power
power button
power icon
power on
powerful
push
round
shutdown
sign
standby icon
start
stop
storm
supply
switch
symbol
technical
technology
thunder
turn
voltage
warning
web