1pcs 18650 Two Voltage Lithium Battery Shield V8 Mobile Power Expansion Board Module 5V/3A 3V/1A Micro USB For Arduino ESP32 ESP8266

18650 Battery Holder Development Board Description

1. Version and Application

The 18650 Battery Shield has been updated to Version 3. It can be used to supply power for products like Raspberry Pi. This version has a protection function, and the output current can reach 2A, suitable for various project scenarios.

2. Product Features

- Battery Protection: Provides over - charging and over - discharging protection to ensure battery safety.

- Interface Configuration:

- Input: Micro USB port

- Output: Type - A USB output

- Charging and Output Parameters:

- Charging Current: 0.5A

- Input Voltage: 5 - 8V (switch controls USB output)

- Output Specifications:

3V/1A

5V/2A

- Indication Function: LED indicator, green for normal status, red for charging status.

- Expansion Ports:

- 3V output ports ×3

- 5V output ports ×3 (note the “+” and “-” polarities, which must match the markings on the PCB. Reverse connection will damage the charging chip)

3. Precautions

- The battery must be installed strictly following the “+” and “-” polarities. Reverse installation will damage the charging chip.

- This product does not include an 18650 battery and needs to be configured separately.