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fym***
Special Features:Low-battery detection;Use:Door;
$253.08
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Special Features:Low-battery detection;Use:Door;
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Special Features:Low-battery detection;Use:Door;
$226.44
32 days ago
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Special Features:Low-battery detection;Use:Window;
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Special Features:Low-battery detection;Use:Window;
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Special Features:Low-battery detection;Use:Window;
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Special Features:Low-battery detection;Use:Home Security System;
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Special Features:Low-battery detection;Use:Home Security System;
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cvo***
Special Features:Low-battery detection;Use:Home Security System;
$62.70
21 days ago
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Customer Reviews

Open/Close Detectors WiFi App Notification Alert Wifi Tuya Smart Window Door Detector Alarm With Light Sensor 2 in 1 PST-FH400A
$9.2$12.54-26.63%
Special Features:
Low-battery detection
Use:
Home Security System
Window
Door
Quantity:
Add to Cart
Wishlist
Features
WiFi Smart Window/Door Detector with Light Sensor – PST-FH400A
Instant App Alerts
Receive real-time notifications on your smartphone via the Tuya Smart app when doors or windows open/close, ensuring security and peace of mind.
Dual-Function Sensor
Combines open/close detection with ambient light sensing, allowing automation of lights or alarms based on environmental changes.
Seamless WiFi Connectivity
No hub required—connects directly to 2.4GHz WiFi for easy setup and integration with smart home ecosystems.
Precision Engineering
High-sensitivity magnetic sensor with durable ABS housing, ensuring reliable performance in any weather condition (indoor/outdoor use).
Energy-Efficient & Long-Lasting
Low-power design with replaceable CR1632 battery, offering extended usage without frequent maintenance.
Versatile Applications
Ideal for homes, offices, warehouses, and retail spaces—monitor unauthorized access, automate lighting, or enhance child/pet safety.
Bulk Purchase Advantage
Global wholesale pricing ensures the best value for large orders, backed by fast logistics and reliable supply.
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