Effortless Installation: Equipped with an adjustable bracket, this magnetic door sensor is designed for straightforward alignment, making it an ideal choice for diverse garage setups, both residential and industrial, without the need for professional help. Versatile Use: Specifically engineered for large garage doors and gates, these sensors can handle significant pressure and are to physical impact, making them suitable for both commercial and residential applications where frequent use is common. Enhanced Security Features: The sensors come with 15-inch armored wire leads that offer extra protection against cutting or tampering, boosting the security level of your property and giving you peace of mind. Color: Silver Material: Metal Package Contents: 2 Sets Magnetic Switch Alarm Sensor Only the above package content, 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 +/- 1-3cm.