2PCS Gate Remote Control, Garage Door Remote Control, 2-Piece BFT MITTO2-Mitto2 M 2-Channel 433 MHz Rolling Code Remote Control for Automatic Gates

Programming is simple: just stand near the control panel (without opening it). Press the specific buttons on the existing transmitter and the new remote control to easily configure the system. The manual provides step-by-step details for adding more transmitters to the system. Instructions: You must be standing in front of the control panel. (It must not be open.) You must have at least one existing, working transmitter already programmed into the system. 1) Press and hold the top button 2 on the existing transmitter already programmed into the system for 2 seconds. 2) Press and hold the function button on the front panel of the existing transmitter already programmed into the system for 2 seconds. Instructions: 3. Press and hold the two top buttons on the new transmitter for 2 seconds. 4. Press and hold the desired button on the new transmitter for 2 seconds. (Repeat steps 3 and 4 for all transmitters to be added to the system, but ensure there is no pause between operations to avoid a timeout.) 5. Wait 20 seconds before attempting to use the system. Wait 20 seconds before attempting to use the new transmitters to reset the card. Intuitive, user-centered design: ergonomic, non-slip casing for easy one-handed operation in low-light conditions; powered by long-life CR2032 batteries (18-24 months).