["CO2 Air Quality Monitor Gas Tester Detector Analyzer Carbon Dioxide Meter with Temperature Humidity Display\n\nFeatures:\nMade of fine quality material, practical, easy to operate, and use has a long service life.\nLarge screen design, clear and easy to see.\nCarbon dioxide 1s/for time real-time refresh.\nA high-performance chip is accurate and more outstanding.\nFunctions: carbon dioxide detection, hazard assessment, temperature, and humidity detection, intelligent alarm system, gas recognition algorithm, multiple anti-interference, air convection technology, greenhouse compensation calibration.\nApplication areas: agricultural planting, greenhouse vegetables, production warehouse, for raw material processing, home interior, etc.\nUsing more professional infrared optical principles to accurately and quickly detect carbon dioxide.\n\nSpecifications:\nMaterial: PVC+ABS\nColor: black, white (optional)\nBattery: 1 * lithium battery, 1200mAh (included)\nCO2 measurement range: 400-5000PPM\nAccuracy: 1PPM\nSensor: CO2 sensor, temperature and humidity sensor (digital SHT20)\nTemperature accuracy: ±0.3\nHumidity accuracy: 3%\nPackage size: 90 * 70 * 40mm / 3.6 * 2.8 * 1.7in\n\nHow to use:\nOne-button start, press the button for 3 seconds to turn on the machine and start testing, no calibration is required.\nPress the button for 3 seconds, the machine shuts down.\n\nPackage includes:\n1 * CO2 Detector\n1 * USB Cable\n1 * User Manual"]