Compatibility: Compatible with models including GT4, GTI2, GTI4, GTI2N, GTI4N, GTI2M, GTI4M, and GENIE models 273, 273L. Also compatible with TR2, TR4, TR2N, TR4N garage door openers Advanced Security: Features 433.92MHz rolling code technology to ensure the remote communicates securely with your garage door opener, helping prevent unauthorized access Durable and Reliable: Designed to perform reliably in various weather conditions for long-lasting use Easy Programming: Simple setup process allows for quick synchronization with existing garage door systems Name: Remote Control Applicable: Series Remote Control Note: Product appearance and printed text may vary by batch, but this does not affect functionality Color: As shown Material: Plastic Package Contents: 5 x 2-Key Remote Control 5 x 4-Key Remote Control Package includes only the items listed above; other accessories are not included Note: Lighting and display differences may cause slight variations between the image and actual color. Measurement may vary by +/- 1-3 cm