1) Switch Frequency
Put on the jump cap,it’s 434mhz Sommer, take off the jump
hat, it will be 868MHZ Sommer
2) Switch Programming Channel
Press the learn button, LED1 turns on and LED2 turns off, it
means you can learn CH1, then press again, the learn button
again, LED2 turns on and LED1 turns off, and the switch is
cycled.
3) Programming
Select the LED light corresponding to the channel to light up
(CH1 = LED1, CH2 = LED2), press the remote control, and the
LED light corresponding to the CH will flash to indicate
successful learn
Clear code:
Press and hold the corresponding light of the learning button
to light up, and don’t let go at this time. The LED light
flashes quickly for about 8 seconds, indicating that the
clearing of the code is successful.