Enhanced Security Feature: Magnetic Door Contact Model RC-33 operates with a normally closed (NC) setting. Ideal where a secure environment is a priority, the circuit connects and illuminates when the magnet is close, ensuring a reliable and quick response to door or window openings. Rated Power: 10W; Max. Working Voltage: 100V, Contact Status: NC (Normally Closed); Activation Distance: 15-25mm Durable Material and Design: Made of sturdy ABS housing and equipped with 1007UL#24AWG wires, this contact sensor is designed to withstand regular use while maintaining its functionality. The white coating not only matches various interior designs but also provides an extra layer of protection. User-friendly Installation: The recessed design of this magnetic door contact ensures a discreet and seamless fit, making it less visible to potential intruders. Easy installation improves security without compromising the aesthetics of your window or door frames. Material: plastic Color: white Package Contents: 10 x Magnetic Door Contact Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.