Wireless GSM Alarm System PIR Infrared Sensor Motion Detector Anti-theft PIR MP. Alert A9 Infrared GSM Alarm SAL-390138 not solder

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Wireless GSM Alarm System PIR Infrared Sensor Motion Detector Anti-theft PIR MP. Alert A9 Infrared GSM Alarm SAL-390138 not solderProduct Features: Brand new and high quality When the body is near,it will automatically start the alarm The highest sensitivity in the range of 4 5 meters Put the alarm cat or paste in a certain height,away from the body within five meters within the angular range 120 degree left and right,as long as people or animal,swaying back and forth in a very short time,induction start Connectivity can listen to a location within 15 meters of the situation,the