Enhanced Security Function: Magnetic Door Switch Model RC-33 operates with a normally closed (NC) setup. Ideal for secure environments, the circuit connects and activates when the magnet is close, providing a reliable and quick response to door or window openings. Rated Power: 10W; Max Working Voltage: 100V; Contacts Status: NC (Normally Closed); Actuation Distance: 15-25mm Durable Material and Design: This contact sensor features a robust ABS housing and 1007UL #24AWG wiring, built to withstand regular use while maintaining performance. The white finish blends with various decors and adds an extra layer of protection. User-Friendly Installation: The recessed design allows for a discreet and seamless fit, reducing visibility to potential intruders. Simple setup enhances security without affecting the appearance of window or door frames. Material: Plastic Color: White Package Contents: 10 x Door Magnetic Switch Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.