DFRobot micro:bit IoT Expansion Board

Description DFRobot micro:bit IoT Expansion Board Features a pretty cute and delicate IoT board Offers large size and function integration making teaching easier Its lovely shape can trigger students' interest for learning Includes a Wi-Fi IoT module and OLED screen The DFRobot micro:bit IoT Expansion Board is pretty cute and delicate, on which DFRobot integrated Wi-Fi, OLED, 2-way motor drive, 6-way IO port, 2-way IIC, 1-way serial port, 1-way buzzer, 3-way RGB, 2-way servo, Li-ion battery holder, charging circuit, emergency power interface, etc. So many resources for you to program! Even without complicated background knowledge, you can build your IoT applications in few steps. The board is designed as a cloud shape to make it more suitable for the theme of IoT. As for power supply, they selected a CR123A 3.6V lithium rechargeable battery. This kind of battery features small size, high capacity, and high safety. What’s more, an add short circuit and reverse connection prote