Charger features:
1. Built-in protection circuit: Automatic activation function and built-in protection circuit.
2. Indicator light: LED lights. with LED processing level display. When connect, the light will be red. When the charging finish, the lights will stop blinking and keep green.
3. Short circuit protection: with short circuit protection. When the reverse polarity, the charger will not charge the battery.
4. Reverse polarity prevention and short circuit prevention: If batteries are improperly or short circuit, power will be cut off and no led display. Need re-plug the power cable.
5. Over charging protection: when the charging finished, it will stop charging automatically.
6. Over discharging protection: when the voltage is very low, it will start charging again.

Suitable for batteries size:
18650, 20700, 21700

Included in the Box:

• 1x Battery Charger
• 1x USB Cable
• 1x English User Manual