Replacement Remote Control: This garage door remote is designed as a replacement, not an accessory. Check compatibility with your device using the list below before purchase. Ideal for those needing a reliable substitute for the RCU 433-2K model. Dual Channel Functionality: Each of the two buttons on the remote controls a separate channel, allowing you to operate two different garage doors independently. This feature provides a convenient solution for managing multiple garage access points with ease. Color: Black Material: Plastic Package Contents: 2 x Garage Door Openers Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. The measurement allowed error is +/- 1-3 cm.