Plastic WiFi Smart Door Window Sensor Detector Security Alarm System Anti-Theft Glow Sticks & Glow Jewellery 4mm Gray Head img *{margin:0

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Plastic WiFi Smart Door Window Sensor Detector Security Alarm System Anti-Theft Glow Sticks & Glow Jewellery 4mm Gray Head img *{margin:0ITEM NAME: Plastic WiFi Smart Door Window Sensor Detector Security Alarm System Anti Theft Description: Smart window door sensor detector can detect the opening and closing of doors and windows, you can watch the door and windows status and receive the instant alert anytime anywhere via APP. And it can keep you safe and informed all the time. Easy DIY installation, no wiring needed. To install your window door sensors by mounting it on door or window