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 help prevent unauthorized access Durable and Reliable: Designed to withstand various weather conditions for long-lasting performance Easy Programming: Simple setup process for quick integration 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 Material: Plastic Color: As shown in image Package Contents: 10 x Remote Control (Only the above items included; other items not included) Note: Lighting and display differences may cause slight color variations. Measurement may vary by +/- 1-3 cm.