abstract
accumulator
anode
art
background
battery
blue
capacity
cathode
cell
cell phone
charge
charger
chemical
component
design
electric
electricity
electrode
electronic
electronics
empty
energy
fuel
full
graphic
green
icon
illustration
interface
isolated
light
lightning
load
low
minus
mobile
performance
plus
positive
power
recharge
set
shape
sign
strength
symbol
technology
transparent
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