Convenient----Heavy duty button type momentary switches are used in circuits to control on and off by issuing start or stop commands. The 12V DC 50A button has a wide range of applications, suitable for automobiles, ships, vessels, etc. Practical----Heavy duty button type momentary switches are used in circuits for control on and off by issuing start or stop commands. The 12V DC 50A button has a wide range of applications, suitable for automobiles, ships, vessels, etc. Easy to install --- The outstanding advantage of our horn engine start switch is that it is easy to install, which can help you save a lot of complicated processes and save time and energy. Our horn engine start switch will be your best choice. But professional installation is recommended. High performance---- Single pole single pole button switch, pure brass contact, fast response. It can be used to control the horn or engine start, dust-proof and moisture-proof, and durable. High quality---- The button type momentary switch is made of High quality ABS and aluminum alloy, strong and durable, not easy to damage, long service life, and can withstand 10000 times pressure. Reliable---- We promise to let our products and services bring you a good shopping experience. Therefore, each product is subject to strict controls to ensure reliable quality.