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YAOSE WIFI Wireless Smoke Detector Home Security Alarm System With Fire Protection Lower battery reminder
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: 438W
- Low voltage alert: 3.9V±0.3V
- Humidity range: Less than 95%RH (no freezing)
- Brand Name: YAOSE
- Battery: 10 year lithium battery
- Alarm sound: More than 80 db
- Alarm current: Less than or equal to 350mA
- Secure payments
- Free returns*
- Low prices
- 5 million products