Compatibility: Compatible with DEA models including GT2, 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 433.92 MHz rolling code technology for enhanced security against unauthorized access. Durable and Reliable: Designed to withstand various weather conditions for long-lasting performance. Easy Programming: Simple setup process for quick programming with existing garage door systems. Color: Black and White Material: Plastic Package Contents: 3 x Garage Door Remote Control Note: Color appearance may vary slightly due to lighting and screen settings. Measurement tolerance is +/- 1–3 cm.