ITEM NAME:Universal Multi-function Wireless Steering Wheel Controller DVD Navigation B4C4 Universal Multi-function Wireless Steering Wheel Controller DVD Navigation B4C4 Item Type: Remote Controls Special Features: Easy installation and removal. Item Weight: 0.18kg Model Name: Controller Key Product name: Steering Wheel remote control Shape: Half Moon Controller Key Size (L*W*H ): about 10 x 4.4 x 3.5 cm/3.9inch x 1.7inch x 1.4inch Receiver Box Size (L*W*H ): about 4.3 x 3.7 x 1 cm/1.7inch x 1.45inch x 0.45inch It is