Waveshare Bluetooth 4-DOF Metal Robot Arm Kit for micro:bit

Equip your micro:bit with this Bluetooth 4-DOF Metal Robot Arm Kit for micro:bit, and get started to explore the world of artificially intelligent robotic. Bluetooth 4-DOF Metal Robot Arm Kit for micro:bit; Features a micro:bit edge connector, directly pluggable; Is I2C controlled, using only 2 pins; Offers up to 16-Channel servo/PWM outputs, 12-bit resolution for each channel; Has a standard servo interface