Twine Breakout Board Connect the Twine breakout board to your Twine's external sensor portConnect the Twine breakout board to your Twine's external sensor port. Instantly get the ability to measure anything with your own digital input. Each breakout board has a unique ID so your sensor's name and settings are remembered for the next time you plug it in. It has holes for mounting and easy-to-use terminals for signal, 3.3V power and ground. Includes a 3' cable to connect the sensor to your Twine.