Best Buy: Snakebyte Premium+ Gaming Remote White Remote XL+
Wii MotionPlus - Wikipedia
Snakebyte Remote XS Controller (White) - Controller for Nintendo Wii and Wii U - Buy Snakebyte Remote XS Controller (White) - Controller for Nintendo Wii and Wii U Online at Low Price - Snapdeal
Snakebyte Premium Remote XL + Controller for Wii has MotionPlus built in