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Wifi Wireless Smoke Detector Heat Temperature Sensor Alarm for Home Security
Specifications:
- Working voltage: DC 5V
- Type: Smoke Detector
- Static current: Less than or equal to 20mA
- Operating temperature: 0°C to 50°C
- Model Number: FD438W
- Low voltage alert: 3.9V±0.3V
- Humidity range: Less than 95%RH (no freezing)
- Brand Name: FD
- Battery: 10 year lithium battery
- Alarm sound: More than 80 db
- Alarm current: Less than or equal to 350mA
- Free shipping
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If you aren't satisfied, you can return it
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