accumulators

alkaline

and

away

battery

black

chargeing

charger

charging

closeup

container

control

design

detail

die

electric

electrical

electricity

electronics

energy

equipment

fuel

full

icon

illumination

indicator

knob

lamp

level

light

macro

maximum

nobody

object

orange

panel

power

recharge

rechargeable

round

scale

shiny

station

switch

technology

time

volt

voltage

yellow