Micro USB Charging Board for 18650 Lithium Batteries with Protection

Input voltage: 5V Charging cut-off voltage: 4.2V ± 1% Maximum charge current: 1000mA Battery over-discharge protection voltage: 2.5V Battery overcurrent protection current: 3A Board size: 2.6 * 1.7CM

Note: The first time you access the battery, it may have no voltage between the output OUT+ and OUT-. Then, access a 5V voltage to charge your battery, which can activate the protection circuit. Also, the battery from the B+ B- needs to be recharged to activate the protection circuit.

When using a mobile phone charger input, the charger must be able to output 1A or more, or it may not charge the battery. Connect the MICRO USB female and the next - pads for the power input, and access 5V.

Connect the B+ to the positive of the lithium battery and the B- to the negative of the lithium battery. Connect the OUT+ and OUT- to the load, such as the positive and negative electrodes of the mobile booster plate or other load.

Package: 10 pcs

When the battery is being charged, the red light will be on, and when it is fully charged, the green light will be on.

The MICRO USB female input can be directly connected to a phone charger to recharge the lithium battery.

product information: