2 in 1 Motion Plus Remote Controller for Wii: Built in Remote & Motion Plus Compatible with Wii and Wii U consoles Wireless Bluetooth connection with range up to 8 meters Built-in COMS sensor for detecting infrared light from sensor bar, obtain light-spot moving info, provide Bluetooth target movement info, and support sensitivity switching function for the Wii console Built-in sound module to convey induction sound from Wii console to speaker Built-in motor for providing vibration sensing feedback function Powered by 2 x AA batteries With an extension terminal for connecting nunchuck or other compatible peripheral devices