Features: 1. 100% brand new and high quality 2. Made of high quality metal material, durable to use. 3. The connecting part has good contact performance, ensure stable working 4. Small body and stable performance. 5. Adopt one normally open one normally closed switch type, it is easy to use. Specification: Condition: 100% Brand New Model: BEM-19-11DS Operation Type: Self-locking Opening Installation Size: 19mm Head Shape: Flat Ring Head with Light Indicator Light Voltage: 24VDC Wiring Method: 5 Solder Feet Switch Combination: 1 Normally Open + 1 Normally Closed + 1 Common Pin(NO + NC + C) Housing Material: Nickel Plated Brass Appearance Color: Silver Waterproof and Dustproof Rating: IP65 Optional Color: Red, Blue, Green Package List: 40Pcs Metal Button Switch Package List 1100% brand new and high quality. 2Made of high quality metal material, durable to use. 3The connecting part has good contact performance, ensure stable working 4Small body and stable performance. 5Adopt one normally open one normally closed switch type, it is easy to use.