Fire-fighting Linkage Device for Smart Home Smoke Alarm

1. Transmitting frequency: 24GHZ
2. Alarm sound pressure: 58dB / 3m
3. Wireless networking distance: less than 100 meters
4. Ambient humidity: up to 95% RH
5. Working voltage: DC 3V
6. Working temperature: -15 degrees Celsius to 50 degrees Celsius
7. Alarm current: less than 60mA
8. Imported dual sensors can respond to the alarm within 2 seconds after detecting fire and smoke. Built-in buzzer and LED indicator, 120 dB and red flash.
9. Anti-false alarm function, built-in detection concentration detector, sound and light alarm is issued when the smoke reaches the concentration.
10. Normal operation: flashes once every 53 seconds without alarm sound
11. Low battery warning: flash 1 alarm every 53 seconds
12.Fault warning: flashes 2 alarms every 53 seconds