HY-SA21A-W2 Wireless Smoke Alarm

Indicator Light: Red and green LED indicator
LED Instructions:
- Standby: Green indicator flashes once per minute
- Alarm: Red indicator flashes once per second
- Fault: Red indicator flashes once per minute
- Low Battery Warning: Red indicator flashes once per minute
Coverage Area:
- When the height of the space is less than 8 m (26.25 ft), the protection area per device is 20 m²–40 m²

Dahua DHI-HY-SA21A-W2 Wireless Alarm Smoke Alarm

Recommended for You