aa
aaa
accumulator
alkaline
battery
blue
cadmium
capacity
cell
charge
charging
close up
colorful
component
creative
current
cylinder
design
device
electric
electrical
electricity
electronic
energy
equipment
industry
isolated
loading
metal
mobile
new
nobody
object
part
power
powered
recharge
rechargeable
refill
sign
source
start
supply
symbol
technology
unit
volt
voltage
wattage
white