USB Battery Charger
The longer charger can charge all types of 18650 battery, but the shorter one can only charge the shorter, flat top batteries.
Can be used with a 5v 1 or 2A charging block, such as THESE.
The longer charger can charge all types of 18650 battery, but the shorter one can only charge the shorter, flat top batteries.
Can be used with a 5v 1 or 2A charging block, such as THESE.