General description This is a garage door remote control made of bright blue transparent material, featuring a small and exquisite shape. It operates at a frequency of 433.92 MHz, ensuring stable signal emission for effective control of the garage door. Technical specifications Working Frequency: 433.92 MHz Compatibility and accessories Compatible with multiple models of garage door remote controls, including ATA PTX4, CRX - 1, and CRX - 2. Key Design Unique cross-shaped key layout for convenient use. Precisely matches different control instructions to open and close the garage door. Portable Design Includes a hanging ring for easy attachment to keychains or other items. Lightweight and easy to carry for use at any time.