This circuit board has charging function and battery discharge protection function, which can be charged and discharged at the same time

Specification
Input with TYPE C USB socket
Input voltage: 5V
Charge cut-off voltage: 4.2V ±1%
Large charging current: 1000mA
Battery over-discharge protection voltage: 2.5V
Battery overcurrent protection current: 3A
Board size: 2.8*1.8CM
Package included:
15 x TP4056 Type-C USB 5V 1A 18650 Lithium Battery Charger Module

Notices
1.When the battery is connected to the battery for the first time, there may be no voltage output between OUT- and OUT+. At this time, the 5V voltage can be connected to activate.
2.When the battery is removed from B+ and B-, it still needs to be charged for activation.
3.If you want to use a mobile phone charger to charge, the current input should be more than 1A, otherwise it will not be able to charge normally.
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