abstract
alka
auto
battery
blue
car
cell
charge
charger
color
current
digital
doodle
drawn
eco
electric
electronic
energy
engine
ev
fuel
futuristic
green
hand
hybrid
icon
industry
ion
life
low
new
power
recharge
scribble
sketch
smartphone
solar
span
station
storage
supply
symbol
tech
technology
vehicle
voltage