【High Quality Material】: Made of durable and high-quality metal materials, our key switch is heat-resistant, waterproof, and built to last. This ensures that your ignition switch will have a longer lifespan and provide reliable performance when you need it most. 【Easy Installation】: Our 12V 19mm ignition switch is designed for simple and easy assembly. With a simple installation process that does not require complicated steps, this switch is perfect for anyone who needs to replace their old ignition switch. It fits perfectly with 19mm diameter plate holes. 【Perfect Size】: Measuring 5.5cm in length and 3.5cm in diameter, our on-off button can be easily installed on boats, vehicles, and other machines. It also features a reliable ignition lock mechanism for added security. 【3 Functions】: Our universal 12V engine start switch has three functions: ON, OFF, and Start. It also comes with two keys for a better user experience, making it easy to use and operate. 【Wide Application】: This key