receiver for wireless magnetic contact
1.0 Specification -----------------------                                                  
*receive sensitive: -96dBm
* wireless frequency: 433MHZ (315MHZ, can be customized)   
*working voltage: 5V~12VDC
*receive distance: 100M (indoor 40M)
*wiring: Red wire +VCC
Black wire: -GND
*Output signal: relay contact
2.0 Data sheet ----------------------- 
Learn:
 
Step1: press 【K1】1 time quickly, indicating lights flashes rapidly at 300ms, the  receiver  is on setting status.
Step2: trigger the detector to send signal to receiver, LED flashes, it means the detector has been added to the receiver successfully.
Learning code, can be extended with the same frequency detector.
It can learn 30 detectors.
 
Delete: Keep pressing 【K1】until the LED off