KERUI Wireless 433MHZ Door Window Security Smart Door Sensor for W18/W20/K52 /W2 Home Security WIFI GSM GPRS Alarm system
Door and door frame parallel:
Magnetic door and magnetic stripe position can be installed according to plans .
Note:
The magnetic stripe must be installed close to the side of the door indicator light,the distance between two parts can not exceed 1CM .
Window and window frame parallel:
Magnetic door and magnetic stripe position can be installed according to plans .
Note:
The magnetic stripe must be installed close to the side of the door indicator light,the distance between two parts can not exceed 1CM
Features:
* Suitable for Door, Window, drawer, cabinet…etc
* Power Supply : 12V battery x 1 pcs
* Transmit distance : approx 100m(no obstacle)
* Internal distance : 15mm
* Humidity: less than 90%