First turn on the transmitter and connect the receiver:
1. LED of the receiver flashes slowly
2. Press the code pairing button about 4~6 seconds, this moment, the LED flashes fast
3. After letting go the button, LED is light constantly,
which indicates code pairing successful.
4. If LED is not light which indicates code pairing failed without signal.
Code pairing is no need because it was finished
before go out. Buyers just need to turn on the
transmitter and connect the receiver.