Universal Compatibility: Designed to work seamlessly with garage door, the TOP432EV remote controls are wide range of applications. High Frequency Transmission: Operates at 433.92MHz for quick and reliable communication between the remote and your garage door system, minimizing delays and enhancing user convenience. and Secure: Built with robust materials to withstand daily use and equipped with fixed code technology, these remotes offer enhanced security against unauthorized access, making them a choice for your garage security needs. Due to different batches, there may be differences in product printed text, which not affect use Colour:Black Material:ABS Package Contents: 3 x Remote Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.