This is a 433.92 MHz remote control for garage doors. The transmission distance is between 50 and 100 meters (open space). Open doors and garage doors without leaving your vehicle for a new remote control experience and added convenience in daily life! Universal gate remote control - Enjoy a better life! It operates at 433.92 MHz. Remotes with different frequencies are not compatible. Easy operation and wide adaptability. It can be used in bottle trucks, garage doors, gate barriers, and automobile part modifications. Applications: - All types of electric doors, electric garage doors, sliding gates, and security monitoring - Vehicles, remote copying for motorcycles and electric vehicles - Home automation, lights, projection curtains, electric doors and windows - Agricultural applications such as cranes, sprayers, and remote-controlled water pumps [How to activate] 1. First, clear: Press both buttons on the remote simultaneously until the indicator light flashes from slow to fast, indicating a successful code clearing. The indicator will continue to flash for about 15 seconds. Please complete step 2 within this time. 2. Select action button: Press the button you need to copy. At this time, the flashing light will turn to a steady light. Press the button you need to copy again, and the indicator will flash rapidly and then remain steady. 3. Remote copy: Press the button on the old remote that you want to copy and try to keep it as close as possible to the copy remote. At this point, the copy remote light will flash slowly three times and then turn off, indicating successful pairing. Repeat the above steps for other buttons one by one. **Specifications:** - Powered by battery - Color: White - Number of channels: 2 - Number of buttons: 2 - Product model: 432HzNA - Modulation method: ASK - Transmission power: 3~6dBm - Transmission current: 21mA - Standby current: <0.15µA - Operating frequency: 315/433.99MHz - Operating voltage: DC 12V - Battery type: Button battery * 2 - Case material: ABS - Product size: 68*33*11mm - Product weight: 18g - Usable range: up to 150 meters **Package includes:** 432HzNA Remote Control x2PCS