Working Way:
OUTPUT Working Way: Jog, inter-lock, self-lock
Jog (jumper A) - Pressing one button is working. Loosing your finger on the same button is stop
Self-lock (no jumper) - Pressing the button is working and pressing the button again is stop
Inter-lock (jumper B)- Pressing one button is working. Pressing another button is stop

Link the remote control:
Press the program button on the receiver until the blue light turns on, and then release the program button, the blue light will stay on.
Press a transmitter button, and the blue light will flash, at this time, it means finished linking.

Receiving Board parameters :
Operating Voltage: AC/DC12V-24V
Operating Frequency: 433MHz
Channel: 2
Contact: NO, NC & COM
Receiver Sensitivity: >-105dB
Encoding Type: Learning
About 30g

Remote control parameters:
Operating voltage: DC12V
Frequency: 433MHz
Encoding Type: Fixed code
Firing Range: 100 meter(open) in theory, 15%-30% in reality
Shock resistance : 4.7M
Battery: 12V/27A
About 24g

Package Included:
1 x Receiver
1 x Transmitter

Clear Code:
Press the learn button on the receiver for 5 seconds until the blue signal indicator turns ON and then OFF, then release the key. At this time, the code clearance is completed, and pairing between the transmitter and receiver are removed.

Pairing Transmitter and Receiver:
1) After choosing the operating mode, press the learn button on the receiver until the blue indicator is lit up.
2) Press the button on the transmitter and then the blue indicator on the receiver blinks once and goes out, paired successfully.
3) Press the button on the transmitter again, you will hear a click sound from the relay. At this time, the pairing is finished.