Features SELF RESET FUNCTION: The push button switch features a self reset function. Once the button is pressed, it automatically returns to its initial state, providing convenience and quick operation. CONVENIENCE: Designed with a 22mm size, this button switch is suitable for various application scenarios. It is easy to install and use, and can be added to various devices without hassle. STRONG STABILITY: The button switch is made of premium aluminum alloy material, ensuring excellent durability and stability for long term operation. VERSATILE APPLICATION: Button switch is versatile and can be used in a wide range of industries, including industrial automation, machinery, and electrical control systems. It is a reliable and necessary component for various applications. RELIABLE PERFORMANCE: This button switch delivers reliable performance, ensuring smoothly and consistent functionality. It can withstand frequent use and delivers consistent results. Specification: Item Type: Mushroom Head Button Switch Material: Aluminum Alloy Hole Size: Approx. 22mm / 0.87in Operating Temperature: -25℃ to +55℃ Mechanical Life: 2 million cycles Electrical Life: 500,000 times Connection Mode: M3.5 screw with square press Operation Type: Self reset Rated Insulation Voltage: 440V Product Voltage: AC240V Package List: 10 x Mushroom Head Button Switch Package List 10 x Mushroom Head Button Switch