Shop / kerui sensor de puerta

KERUI 433MHz Wireless Magnetic Sensor for Home Security Alarms

Price
$ 8.99   $6.83  
ADD TO CART

Add to wishlist


Category: kerui sensor de puerta


About this item

  • 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.
  • 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.
  • Magnetic sensor switch detects entry protecting your home or office. Superior circuit design, High-performance and low power consumption.
  • Easy to install--just peel and stick
  • 1. The dog chased the cat.
  • 2. The cat was chased by the dog.
  • 3. The sun sets in the west.
  • 4. The west is where the sun sets.
  • 5. She drank the hot tea.
  • 6. The hot tea was drunk by her.