Universal Compatibility: This remote control operates on a 433.92 MHz frequency with secure rolling code technology, ensuring compatibility with many gate and garage door operators. It is designed to replace ON1E, ON2E, ON4E, and similar 2-button or 4-button models. It is not compatible with fixed-code systems or devices operating on different frequencies. Enhanced Security Features: Each button press generates a unique, encrypted signal, preventing unauthorized duplication and enhancing security for residential or commercial use. Dual Channel Functionality: Control up to two devices—such as a garage door and a motorized gate—with one remote. Operating range is up to 200 meters in open areas. Learning Setup: Pair the remote quickly using the “learn” function on your compatible receiver. No special tools or technical expertise required. Compact and Robust Design: Features a sleek, shock-resistant black plastic casing with keychain attachment for portability and convenience. Color: As shown Material: Plastic Package Contents: 3 × remote control Note: Actual color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.