Hello, welcome to the SunFounder Raspberry Pi & Arduino & ESP32 Enthusiasts Community on Facebook! Dive deeper into Raspberry Pi, Arduino, and ESP32 with fellow enthusiasts.

Why Join?

  • Expert Support: Solve post-sale issues and technical challenges with help from our community and team.

  • Learn & Share: Exchange tips and tutorials to enhance your skills.

  • Exclusive Previews: Get early access to new product announcements and sneak peeks.

  • Special Discounts: Enjoy exclusive discounts on our newest products.

  • Festive Promotions and Giveaways: Take part in giveaways and holiday promotions.

👉 Ready to explore and create with us? Click [here] and join today!

18650 Battery

  • VCC: Battery positive terminal, here there are two sets of VCC and GND is to increase the current and reduce the resistance.

  • Middle: To balance the voltage between the two cells and thus protect the battery.

  • GND: Negative battery terminal.

This is a custom battery pack made by SunFounder consisting of two 18650 batteries with a capacity of 2000mAh. The connector is PH2.0-5P, which can be charged directly after being inserted into the Robot HAT.


  • Battery charge: 5V/2A

  • Battery output: 5V/3A

  • Battery capacity: 3.7V 2000mAh x 2

  • Battery life: <90min

  • Battery charge time: >130min

  • Connector: PH2.0, 5P