Product DescriptionSpecification:Wiichuck is a breakout board for Wii-Nunchuck.Use this shield to achieve communication between nunchuck with for Arduino without broking the controller for Wii Nunchuck.It is grate for DIY projects.Dimensions: 1.02 in x 0.47 in x 0.28 in (2.6 cm x 1.2 cm x 0.7 cm) Package includes:10 x Adapter Module