Zigbee Graffiti Wireless Smart Smoke Monitoring Alarm Type1-Other Samsung Parts Detect the laying path of

Detect the laying path of cables

Wireless keyboard with 29 keys

Cable weight: about 40g

you can easily manage the volume increase or decrease

Zigbee Graffiti Wireless Smart Smoke Monitoring Alarm Type1-Other Samsung Parts Detect the laying path of1. Voltage: DC3V 2. Working temperature: 10 degrees to 55 degrees 3. Working humidity: 10% 90% 4. Communication protocol: Zigbee 5. Material: PC 6. Support system: iOS8. 0 Android4. 0 and above 7. Transmission distance: 10 30m 8. Alarm concentration: 8%LEL 9. Concentration error: about 3% LEL 10. Alarm mode: sound and light alarm 11. Alarm sound pressure: about 70db 12. Installation method: wall ceiling 13. When the smoke concentration reaches the