Easy to use: The universal remote control garage door opener with anti-theft / one-touch anti-theft function 4-channel remote control system helps you control your gadgets, cars, homes and garages with remote control range up to 50 meters. Widely usedThe garage door remote control fob is suitable for cars, garage doors, doors, skylights, car/motorcycle alarms, home security products, short-range wireless remote control products, electrical appliances/home automation lamps, industrial control products, etc. Multiple controlThis is a fixed frequency remote control cloner (433.92mhz) for cloning 99.99% of common fixed code and learning code remote controls. Clone the signals of up to 4 different remotes! The learning garage remote control key fob simple pairing with the original remote control. Simple operation: The garage door key fob clear data. Press the top two buttons at the same time and let go when the LED starts flashing; after clearing successfully, the LED flashes once for each button press and then goes out. One-to-One Copy. Press both buttons at the same time, when the LED of the copy remote control is always on, it means the code pairing is successful. The other buttons of the gate remote control fob are also operated in this way. Data recovery. Usage Tips: We strongly recommend you to check the IC code of your original remote control for garage door. If you copy the code from the unsupported IC, the replacement remote key may not work properly.