THUSTAR 433MHz Burglar Alarm Sensor, Wireless Windows Doors Sensor, Work with Any 433MHz Home Security Alarm System for Home and Business (2 Pack)

Product Features

• 433MHz Compatible: This wireless window/door sensor can work with any 433MHz home and business security alarm system , not just thustar security alarm system.
• How does window/door sensor work: Fix the window/door sensor to the door(2 side), and make sure when the door or window are closed, they can be leaned together. If the doors or windows are opened,the 2 parts of the door sensor are separately, then it will send signal to the main unit( alarm system) to trigger the alarm and then send alert to your phone!
• Not easy to fall off: Compared with the general sensors on the market, thustar Infrared PIR Detector and the Window/Doors Sensor both are using 3M double-sided adhesive, strengthen the viscosity to prevent to fall off easily.
• Specification: Emission Frequency:433MHZ. Emission Distance:>=120 m (Open area). Working Temperature:-10℃ ~50 ℃.Triggering Distance:25-35mm. Power by 3V Button Battery(Already includes for your convenient using), it will flash with red light when it is out of power.
• More Guarantee for you: Replacement or Refund Warranty: If you have any issues in using this product, just contact us!