[Six-in-One Air Quality Monitor] Detects six essential environmental parameters: PM2.5, formaldehyde, VOCs, CO2, temperature, and humidity for comprehensive air quality tracking [Smart Home Integration with Tuya App] Easily connects with the Tuya app and Zigbee gateway for real-time remote air monitoring [Automated Air Quality Management] Triggers connected smart home devices, such as air conditioners, air purifiers, humidifiers, and ventilation systems, to optimize air quality when levels exceed set thresholds [Precision and Safety Monitoring] Designed to protect against harmful gases and pollutants, providing peace of mind with real-time alerts on air quality [Guidelines for Optimal Use] For accurate readings, avoid placing the device in areas with excessive smoke, high airflow, or high organic gas concentrations, which could damage sensors Specifications: Working temperature: -20～85℃ Working voltage: 5V Working current: 10-496 mA Size: 100*100*40 mm Power supply: USB 5V/1A Communication protocol: ZIGBEE Shell material: ABS Weight: 95g Range (formaldehyde): 0-10.00 mg/m³ Range (VOC): 0-99.9 ppm Range (carbon dioxide): 0-1000 ppm Range (temperature): 0-60°C Range (humidity): 0-95% Range (PM2.5): 0-1000 ug/m³