【Momentary Button Design】: Push button starter switch features a momentary button that defaults to the off position. Press to activate, release to deactivate, providing precise control for vehicle operation. 【Heavy Duty Construction】: Momentary push button switch rated at 12V 50A with two maximum rated terminals, designed to support various installation requirements and suitable for multiple automotive applications. 【Weatherproof Protection】: Engine start momentary switch includes a black neoprene cover that is waterproof and dustproof, ensuring reliable performance in harsh weather conditions and protecting internal components from environmental exposure. 【Easy to Install】: Engine start switch designed for a 5/8 inch (15.5 mm) mounting hole. The button measures 2.40 inches (61 mm without cover) in height and has a diameter of approximately 1.14 inches (29 mm), allowing for straightforward installation on most vehicles. 【Wide Application】: Momentary push button switch is built for reliable operation in extreme environments, ideal for use as a start or ignition switch in cars, sedans, trucks, lawn tractors, boats, and other machinery, offering broad compatibility across vehicles and equipment. Size Chart: 6.1 cm / 2.40 inches Package Includes: 1 x Push Button Starter Switch Set Note: Slight variations may occur due to manual measurement and display differences.