Specifications : It has MICRO USB female. It still retain the input voltage wiring solder joints, can be very convenient to DIY The input voltage: 5V Maximum charging current: 1000 MA The battery discharge protection voltage: 2.5 V The battery over-current protection current :3 A The board size: 2.6cm * 1.7 cm Note: You should disconnect the load on the OUT side when charging
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