Household 1.9inch 240*280 Resolution Color Display Air Quality Detector High Sensitive Semiconductor Sensors 5in1 HCHO TVOC CO2 Temperature Humidity Tester Type-C Interface This is a kind of quality air quality detector, compact size, lightweight and portable. Adopts high precise temperature and humidity sensors, real-time detection, automatic refresh data. Large LCD display, you can see the electricity quantity, CO2 value, TVOC value, HCHO value, temperature, and humidity clearly. Widely applications: agricultural planting, greenhouse vegetables, production warehouse, material processing, home interior, business offices, and etc.. Name: Air Quality Detector Material: ABS Color: black, white (optional) Battery: 1 * 1000mAh built-in battery (included) Display: 1.9inch color display Working voltage: 3.7V Warm up time: 35s Data refresh rate: 2s Detection ranges: 0-9.999mg/m³ Operation humidity: 0-95%RH Working temperature: -20℃ to 60℃ Charging mode: Type-C interface Item size: 50.6 * 85 * 17mm / 1.99 * 3.35 * 0.67in Package size: 85 * 51 * 17mm / 3.35 * 2.01 * 0.67in Package weight: 120g / 4.23ounce Packing List: 1 * Air Quality Detector