Photo 1 of WiFi Window Alarm System, 4 Pack Glass Break Detection with Phone APP, 120dB Smart Alarms with Adjustable Vibration Sensor for Car,Home Security (4)

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Photo 1 of WiFi Window Alarm System, 4 Pack Glass Break Detection with Phone APP, 120dB Smart Alarms with Adjustable Vibration Sensor for Car,Home Security (4)Photo 2 of WiFi Window Alarm System, 4 Pack Glass Break Detection with Phone APP, 120dB Smart Alarms with Adjustable Vibration Sensor for Car,Home Security (4)