1A lithium Battery Charger protection

5V 1A 18650 Lithium Battery Charging Board Micro USB Charge Module With Protect
1A Rechargeable Lithium Battery Charging Module and Protection Module Two in One
1A Rechargeable Lithium Battery Charging Module and Protection Module Two in One
Features and Parameters:
MICRO USB inputs with female, can be directly input to do with cell phone charger rechargeable lithium battery.
And still retain the input voltage wiring joints, can be very handy 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