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3Pcs Smoke Detector Wireless 433MHz Fire Security Protection Alarm Sensor for Smart Home Automation, Work with Ewelink APP
Specifications:
- work with: RF bridge
- Transmitting frequency: 433.92, transmitting code 1527 protocol
- State of Assembly: Ready-to-Go
- Product Name: Wireless RF433 Fire Prevention Sensor
- Power Supply: DC9V/6F22 battery( not include due to limited)
- Model Number: Smoke sensor
- Frequency: 433MHz
- Compatibility: All Compatible
- Camera Equipped: No
- Brand Name: EJLINK
- Free shipping
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- 100 days returns
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