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TUYA Smart Wireless Sensor Elderly Alarm Wifi SOS Button Emergency Help Alarm Switch Waterproof Smart Home Control Smart Life
Specifications:
- Certification: None
- Emission current: Peak value45mA.average1-2mA
- Emission frequency: 100dBm
- Model Number: SOS Button
- Operating humidity: =95% RH (non-condensing)
- Operating temperature: -20-60 "C
- Origin: CN(Origin)
- Quiescent current: 2-3uA
- Free shipping
- 100 days returns
- Low prices
- 5 million products