英文關鍵字
adapter
aluminium
bank
battery
black
cable
cell
charge
charger
christmas
communication
concept
connect
connector
design
device
digital
diode
electric
electronic
energy
equipment
extend
external
flashes
gadget
gift
indicator
isolated
mini
mobile
modern
object
portable
power
powerbank
powercell
powerunit
recharge
rechargeable
santa
smart
surprise
table
tool
touchscreen
unit
usb
white