abstract

accumulator

alkaline

amperage

battery

charger

charge

closeup

component

computer

cylinder

device

display

disposable

electric

electrical

electronic

energy

equipment

fuel

full

generated

generation

icon

illustrative

industry

lapse

letter

number

order

panel

polarity

power

selective

sign

stack

supply

symbol

technology

time

volt

bottom

refresh

special

memory

effect

mode

current

discharge