1-20pcs Boss Guardian SteelLine 2211L 303MHz Garage Door Remote Control for BOL6 BOL9 OL4 OL6 OL9 BRD1 BRD9 2211-L TX

1-20pcs Boss Guardian SteelLine 2211L 303MHz Garage Door Remote Control for BOL6 BOL9 OL4 OL6 OL9 BRD1 BRD9 2211-L TXDescription:1. Type of programming: Programming with the receiver2. Number of channels: 23. Code: rolling code4. Frequency:303MHzCompatible with:BOL4BOL6BOL9OL4OL6OL9BRD1BRD92211-L2211-L (TX)How to program: It is easy!Hold the button on the transmitter that you would like to store the code in.Whilst holding the button on, press and release the code set button on the opener. The code set light will flash to indicate it has learnt the new code.Release the transmitter button.Your new code is now set.How to erase my transmitter codes:Hold the code set button on the opener for approximately 8-10 seconds.The light will flash to indicate all codes have been erased. For gates press and hold the erase button until red LED extinguishes.Note: This will erase all codes, you cannot erase just one code.Included:Remote control Battery English instructionKeychain