433MHz Wireless Door/Window Magnetic Sensor for GSM Home Security Alarm Systems
Key features
- •Easy to install--just peel and stick
- •Built-in omnidirectional antenna - The door/windows alarm with built-in antenna to strengthen the signal, make it more sensitive
- •Can't work standalone - The door detector work with home alarm system,use as alarm accessories.
- •Low-voltage reminder function - When wireless door sensor is in low voltage, it will flash light all the time to remind user change the batteries.
- •Magnetic sensor switch detects entry protecting your home or office. Superior circuit design, High-performance and low power consumption.
433MHz Wireless Door/Window Magnetic Sensor for GSM Home Security Alarm Systems
List Price: $17.44$15.70DEALYou Save: $1.74 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 22, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
