Compatible with rolling code remote controls, providing enhanced security and reducing the risk of duplication. Dry contact receiver with passive output, suitable for AC/DC 9V-24V working voltage. Made of high-quality materials, ensuring durability and improved appearance. Easy to use and replace, making installation hassle-free. , guaranteeing top-notch performance. This dry contact receiver is designed for seamless integration with rolling code remote controls, offering a secure solution for your needs. With a working voltage range of AC/DC 9V-24V, it is versatile and reliable. Constructed from high-quality materials, it not only enhances durability but also improves the overall appearance. Its user-friendly design ensures that installation and replacement are straightforward, making it an ideal choice for various applications. Color: Gray Material: ABS Package Contents: 1 x 2-channel controller 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.