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2 relays Receiver Gate Opener 433.92mhz support rolling code and fixed code transmitter

Colour: Black 
Working Voltage: 12V 
Frequency: 315/433.92MHZ optional
Power input: 27A,23A 
Scope: Electronic door

Operation instruction

LED:

1.When electrified, LED lights 1 second, it's ready to work. 
 

2. LEARNING CODE: Press P1 (1 second at least), LED lights (1 second) and goes off( 1 second) and lights again, now press any button of the remote, if the code is learnt LED will go off. Then release the button of the remote. If the remote can not read the signal, LED will light for 10 seconds and finish learning status.

3. PROGRAMMING METHOD: 
A. Press P1 one time, LED flashes one time and the first channel (monostable) activates. 
B. Press P1 twice, LED flashes twice and the second channel (monostable) activates. 
C. Press P1 three times, LED flashes three times and the first channel (bistable) activates. 
D. Press P1 four times, LED flashes four times and the second channel (bistable) activates. 
Each channel can learn 140 codes at least. 
It supports all the codes including fixed code and rolling code.

4. DELETING FUNCTION: 
A. Delete one code: Press P2 for about 1 second and release, LED lights, press the button that you want to delete the code. Then it's ok. 
B. Delete all the codes: Long press P2 for 8 seconds, LED lights, release your hand and LED goes off, now all the codes are deleted. 

5. NOTICE: 
A. Since the data of rolling code is relatively bigger, it'll take you a little more time to operate remote with rolling code than that with fixed code.

B. If you learning same code for more than one time, only the last code is memorized.