Tuya Smart Zigbee Gas and Carbon Monoxide Detector 80dB Alarm CO Level Sensor •[Dual Detection for Gas and Carbon Monoxide] This Zigbee-enabled alarm offers real-time monitoring for both gas (CH4) and carbon monoxide (CO) levels,providing comprehensive protection against harmful concentrations. It ensures that you can stay aware of kitchen air quality,reducing risks associated with gas leaks or CO exposure •[Instant Alerts with 80dB Alarm] When gas concentration exceeds 4% LEL or CO levels reach dangerous limits,the device triggers a loud 80dB alarm. Designed for prompt awareness,the alarm is loud enough to alert you from a distance,helping you take immediate action and ensuring enhanced safety •[Smart App Monitoring via Tuya] With Tuya app integration,monitor gas and CO levels remotely in real-time. The app allows you to view exact concentration levels and sends instant alerts if thresholds are exceeded,providing peace of mind when you’re away from home •[Automatic Gas Valve Shut-Off Feature] In the event of an alarm,the system automatically closes Tuya-enabled smart gas valves,adding an extra layer of protection by cutting off gas flow to prevent potential hazards •[Compact Design with Reliable Zigbee Connectivity] This compact detector is designed for easy installation and connects via Zigbee for stable communication •Specifications: •Working temperature: 0～60℃ •Working voltage: 5V •Working current: 10-496mA •Size: 100*100*35mm •Power supply: Type-C5V/1A •Communication protocol: ZIGBEE •Shell material: ABS •Weight: 100g •CO (carbon monoxide) range: 0-500ppm •Gas (CH4) measurement range: 0-20LEL% (Concentration value exceeding 4LEL% will trigger an 80dB alarm) •For reference only: •4 - 8 LEL%: Mild headache,fatigue •8 - 15 LEL%: Headache,nausea •15 - 20 LEL%: Dizziness,cramps,life-threatening Package included: •1 x Carbon Monoxide Detector •1 x Charging Cable •1 x English User Manual