Important tips: This garage door remote control is more of a replacement than an accessory. We recommend that you read the list below Compatible with device compatibility before purchasing. Replacement Compatible with garage remote control: Our handheld garage transmitter works with 433.92 MHz rolling code and is compatible with Crawford standard steel RCU 433-2, RCU 433-4, EA433 2KM, EA433 2KS, EA433 4KS, N002800, T433-4. List of compatible garage openers: Our garage door remote control works with Crawford Entrematic Magic 600 / Magic 1000 / Ultra (all versions after 2005) / Ultra Excellent (all series after 2005). and portable: thanks to its small design, the remote control can be attached to your keychain with the included keychain and is therefore always available. Note: Due to different production batches, there are color differences, which does not affect the use. Color: As shown Material: Plastic Compatible with package contents: 1 * Garage remote control Only the above Compatible with package contents, other products are not included. Note: Light reflections and different displays may cause the color of the product in the picture to differ slightly from the real item. The allowed measurement unit is +/- 1-3 cm.