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3Pcs Smoke Detector Wireless 433MHz Fire Security Protection Alarm Sensor for Smart Home Automation, Work with Sonoff RF Bridge

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3Pcs Smoke Detector Wireless 433MHz Fire Security Protection Alarm Sensor for Smart Home Automation, Work with Sonoff RF Bridge
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Product Description : 

  • Compatibility: All Compatible
  • Model Number: Smoke detector Fire Sensor
  • State of Assembly: Ready-to-Go
  • Camera Equipped: No
  • Brand Name: EJLINK
  • Product Name: Wireless RF433 Fire Prevention Sensor
  • Power Supply: DC9V 6F22 (Battery not included)
  • RF Frequency: 433.92
  • Transmitting protocol: 1527
  • Wireless Transmission Distance: 150M( in the open air), need alarm host like Sonoff bridge
  • Sounder level: 85dB
  • Low voltage Alarm: 6.8V
  • Working area: 60 square meters
  • Installation height: 6M


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