Can the flashlight turn on the light while charging?
4, the flashlight rechargeable battery is to turn 'chemical energy' into 'electric energy'
Long time charging, fuel depletion is no longer available, can only be replaced by rechargeable batteries.
charging for storage power, turn on the lights, power consumption, edge consumption, waste of electricity.
long time charging, the charger overheating is difficult to bear, easily damaged, short circuit is introduced.
