INDUSTRIAL GRADE PERFORMANCE: Includes 10 pieces of high-quality V-156-1C25 limit switches with SPDT (Single Pole Double Throw) configuration—designed to handle frequent mechanical activation in automation and electronics projects. LONG HINGE ROLLER LEVER DESIGN: Features a smooth-rolling extended lever arm for precise triggering—ideal for CNC machines, 3D printers, robotics, and sensor-based automation systems. WIDE MICROCONTROLLER COMPATIBILITY: Perfect for Arduino, ESP32, ESP8266, Raspberry Pi, and other DIY platforms—used in both hobbyist and industrial-level applications. EASY CONNECTION & RATED OUTPUT: Equipped with COM, NO, and NC terminals—easy to wire or solder. Rated for 15A at 250VAC or 0.6A at 125VDC for reliable switching performance. TUTORIALS PROVIDED: Step-by-step tutorials and wiring guides are available—search for “DIYables Limit Switch V-156-1C25” to get started with Arduino or Raspberry Pi.