Description: Car Steering Wheel Wireless Controller: The integrated curved design wireless remote controller for most of car models, 10 buttons to meet the common operational needs, raised blind tactile design for more convenient use. Compact Size with Blue Backlight: Portable size for space saving, the button with LED blue backlight for approximately 4 seconds. Powered by built in CR2032 battery, the power consumption is extremely low. Universal Car Controller: We offer invisible belts for easy installation, compatible with various steering wheels,flexible installation on the steering wheel according to your preference. Wired Receiver: Matching with wired receiver host box, easy to use, help to ensure safe driving. Car Multimedia Controller: Suitable for all car with DVD player and suitable for all 2 din car DVD player, for Android large screen. Specification: Material: ABS + PC Plastic Size: Approx. 80x30x22mm/3.15x1.18x0.87inch Adaptation: Suitable for 95% of on board for Android large screen navigation on the market. Transmission mode: Signal + Receiver Operating voltage: 12V~24V Battery: CR2032 Installation Method: Invisible Belts Mounting Package Includes: 1 Piece Wireless Steering Wheel Controller 1 Piece Receiver Host Box 1 Piece Invisible Mounting Belts 1 Set Wire (for receiver) 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.