Home Shop Other Expansion Boards Other Raspberry Pi Expansion Boards Sort by Best Selling Best Selling Alphabetically, A-Z Alphabetically, Z-A Price, Low to High Price, High to Low Breakout Pi Plus Prototyping board for Raspberry Pi RTC Pi Real-time clock for the Raspberry Pi Breakout Pi Zero Prototyping board for Raspberry Pi Zero Servo PWM Pi 16-channel, 12-bit PWM controller for driving LEDs and RC servos Arduino Uno to Raspberry Pi Adapter Use Raspberry Pi expansion boards on the Arduino Uno I2C Switch 4 channel I2C Switch for the Raspberry Pi