Cordless charging board integrated module DIY PCB Board 5V (6 pieces)

Parameter:
Operating voltage: DC 4.5 V - 5.5 V (DC 5 V recommended).
Charging current: 0.4 A.
Output voltage: 5 V.
Starting current: 1.2 A.
Size: 25 x 16 x 4.5 mm.

PIN description:
Vin: loading connection, positive input +
GND: charger input.
Bat: Lithium battery +
GND: Lithium battery.
GND: Output of negative outcome -
Out: Exit of positive output +
Key: Output enables trigger port (low pulse trigger).

Applications:
Power supply for driving recorder
Mobile power
Portable devices such as cell phones and tablets

Scope of delivery:
6 x 5 V lithium battery protection module.