5V 2A Usb Output Powerbank Circuit Type C Usb Input Lithium Lion 18650 Battery Charge Protection Mobile Power Supply Battery Capacity Indicator LEDs This circuit basically has 2 important functions.

Charges the battery connected to the module via Type C usb.

In addition, the device increases the 3.7V voltage from the battery to 5Va, allowing the devices outside the USB A socket to use ( charging, etc.).

It has many protection features such as short circuit protection, high voltage protection, etc.

It can flow 2A current from the outlet.

It can charge the battery with 2A.

In this case, you can use it as a powerbank circuit.

There are 4 LEDs showing the battery capacity.

Indicates the battery capacity in 25% slice.

There are 2 empty connection pads on the board for 5V output.

Specifications: Input Voting: DC 3.7V to 5.5V

Output Voltage:

Charge current: 2A

Charging indicator LEDs

Can charge 3.7V lithium Lion batteries.

Charging voltage: 4.2V

Output current: 2A ( 3A Maximum )

Yield: 90%

soft start

High-voltage protection

Short circuit input protection

Overload current protection 3A

Overvoltage protection

Battery Over Discharge Protection

Colour: Black

Operating temperature: -10C / 80c

Dimensions: 20mm x 25mm x 11mm

Weight: 4gr

Package Content 1 Piece 5V 2A Powerbank Circuit