Giới thiệu Bảng mạch sạc pin lithium 3.7v 3.6v 4.2v 18650

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18650 lithium battery protection board

Module features and parameters:

Input with a MICRO USB home, you can directly use the phone charger to do input to the lithium battery charging,

And still retains the input voltage wiring pads, can be very convenient DIY

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

Instructions:

Note: the first access to the battery, there may be no voltage between OUT + and OUT- output,

then access 5V voltage charge can be activated on the protection circuit,

the battery from the B + B- Need to charge the power to activate the protection circuit.

When using the phone charger to do input Note that the charger must be able to output 1A or more,

or may not be able to properly charge

MICRO USB motherboard and its next + - pad for the power input, access 5V voltage. B + then the lithium battery positive, B-then lithium battery negative. OUT + and OUT- connected load, such as the mobile booster positive or negative load or other load.

Connected to the battery to B + B-, insert the phone charger to the USB female, red light is charging, green light is full.

Package included:

1X18650 lithium battery protection board