Welcome to our store! 1. This metal features a self-healing system and a long service life. 2. The housing is made of stainless steel, making it more resistant to corrosion. 3. The connecting piece has good performance, ensuring stable operation. 4. IP67 and IK09 protection levels extend the service life and prevent damage. 5. It incorporates a normally open and a normally closed switch, making it easy to use. Features: 1. This metal features a self-healing system and a long service life. 2. The housing is made of stainless steel, making it more resistant to corrosion. 3. The connecting piece has good performance, ensuring stable operation. 4. The IP67 and IK09 protection levels extend the service life and make it less prone to damage. Use one normally open and one normally closed switch; it's easy to use. Specification: Shipping: 100% Brand New Mounting Hole Diameter: 16mm Operation Type: Auto Reset Head Shape: Flat Round LED Color: Red, Green, Yellow, Blue, White (Optional) Switch Rating: 5V, 12V, 24V, 220V (Optional) Housing Material: Stainless Steel Switch Combination: 1NO 1NC Protection Level: IP67 IK09 Lighting Pattern: Ring Optional Styles: 5V Red Light, 5V Green Light, 5V Yellow Light, 5V Blue Light, 5V White Light, 12V Red Light, 12V Green Light, 12V Yellow Light, 12V Blue Light, 12V White Light, 24V Red Light, 24V Green Light, 24V Yellow Light, 24V Blue Light, 24V White Light, 220V Red Light, 220V Green Light, 220V Yellow Light, 220V Blue Light, 220V White Light 220V Package list: 1 x metal button