The Grove - NunChuck is a small PCB that adapts the Wii Nunchuck connector to standard Grove connector. The power, ground and two-wire interface of the Nunchuck are all broken out to a 4-pin 0.1" pitch header. This “Grove - NunChuck”, let you play with the Wii Nunchuck and other Wii remote peripherals without needing you to cut cables.
Designed to be inserted into the connector of a Nintendo Wii Nunchuck