1.【Compatibility】: This universal car steering remote is suitable for most DVD navigation systems with direction control functions available on the market, ensuring that it will work seamlessly with your existing navigation setup without you having to remove the original steering wheel controller. 2.【Choice of Buttons】: It supports both 5 and 10 button control options, thus providing the flexibility to meet the common operational needs of your car. This versatility makes it easy for you to customize the controls to your liking. 3.【Innovative Design】: The super touch design allows for small space occupation, and its side buttons are configured in a way to prevent accidental through the steering wheel. Its integrated curved design is optimally compatible with a variety of car steering wheels and does not interfere with the steering wheel cover. 4.【Enhanced Battery Life】: The steering wheel control is powered by a built-in battery with ultra-low power consumption, giving it a battery life of up to 1-2 years. This ensures that your DVD navigation system won't fail in the middle of your trip because of a dead battery. 5.【Flexible and 】: This universal button remote control can be flexibly installed along the steering wheel as you prefer. It is designed to not only be easy and intuitive to use but also to enhance your driving safety.