1.Transmitter Channel:12CH Remote Control Distance:50-1000m ( Ideal Distance WITHOUT Any Block and Signal Interfere,Could Rise or Fall 10%-90% in Real Situation ) Encode: fixed code1527 Frequency:433MHZ Power Supply: DC4.5V (3pcs AAA battery ) Mainly used in electric door, window, lifting equipment, gateway, elevator, industrial control and security industry etc.. the main technical indicators 1, working voltage: AC100V-AC265V 2, working temperature:-40-+80 3, the receiving sensitivity is more than -105dBm 4, working frequency: 433MHz 5, output voltage: AC, DC optional 6, output current: less than 3A 2. The way ofoutput A. 1-12CH Momentary-----Press Transmitter Button 1to learn B. 1-12CH Latched----- Press Transmitter Button 2 to learn C. 1-12CH Toggle-- -- Press Transmitter Button 3 to learn D. 1-6CH Momentary, 7-12CH Latched------Press Transmitter Button 4 to learn E. 1-6CH Momentary, 7-12CH Toggle------ Press Transmitter Button 5 to learn F. 1-4CH Momentary, 5-12CH Latched------- Press Transmitter Button 6 to learn G. 1-4CHMomentary, 5-8CH Latched, 9-12CH Toggle------- Press Transmitter Button 7 to learn H. 1-4CHToggle, 5-12CH Latched------- Press Transmitter Button 8 to learn Momentary------------Press the Transmitter button 1, the receiver relay 1th is ON, release button 1; the receiver relay 1th is OFF, the same as 2/3/4/5/6---12 are independent. Toggle---------------Press transmitter button 1 for 1 time, the receiver relay 1th is ON, press button 1 again, the receiver relay 1th is OFF, the same 2/3/4/5/6---12 are independent. Latched------------------ Press transmitter button 1, the receiver relay 1th is ON, the relay 2/3/4/5/6 ---12 is OFF. Press transmitter button 2, the receiver relay 2th is ON, the relay 1/3/4/5/6----12 is OFF. Press transmitter button 3, the receiver relay 3th is ON, the relay 1/2/4/5/6----12 is OFF Press transmitter button 4, the receiver relay 4th is ON, the relay 1/2/3/5/6----12 is OFF. . It also mean .Latched only can keep 1CH ON .and it will often have 1CH is ON. 3. Learning way and steps 1. Press the learning Button of the receiver and buzzer keep tweeting, indicate enter into the status of learning 2. Press the Relative button of the transmitter to learn Relative output way, indicate learning success as the buzzer tweet Be Be Be 3 sounds ,and then you press the transmitter Button you can hear the relay act sound. The receiver automatically exits learning state if you do nothing in 32 seconds. 4. Delete memory message Keep pressing the learning Button of the receiver, the buzzer buzzer tweet and Be Be Be Be then release the button , indicate success to delete the memory message. Note: only have 433mhz pacote inclued: A: 1x Receiver(with cover) B: 1x Transmitter (Not included batteries ) C: 1x Receiver(with cover) 1x Transmitter (Not included batteries ) D: 1x Receiver(with cover) 2x Transmitter (Not included batteries )