Full accelerometer support for motion based gameplay. Ergonomic design fits comfortably in either left or right hand. Compatible with all games that require the nunchuck. Uses the communication function of the remote for Wii. The controller builds on the simplicity of the remote for Wii and goes an extra step to meet the needs of specific types of games. The controller connects to the remote for Wii at its expansion port and is used in conjunction with the remote for Wii.