Product name: carbon dioxide/air temperature/humidity three-in-one detectorModel: H8-PlusVoltage: 5VBattery: polymer lithium batteryBattery capacity: 900MAHCharging mode: T-C chargingDetection range: 400-5000ppmMeasurement object: airAccuracy: 2%Resolution: 320*320Sensor: semiconductorApplicable temperature: 0-70Product size: 90*70*40mmNet weight: 105gMeasurement items: carbon dioxide/air temperature/air humidityCarbon dioxide detector semiconductor model: Intelligent carbon dioxide value tester gas analyzer uses semiconductor TVOC sensor to convert carbon dioxide concentration, stable performance, low consumption and long service life. Accurately detect carbon dioxide. The large screen displays power, CO2, temperature and humidity.Color: blackQuantity: 1