Feature:1. Multiple function, real time testing the concentration of CO2, TVOC value, temperature and humidity.2. Selected quality sensor, high accuracy, anti-interference, with quickly reaction speed.3. Equipped with large digital display with backlight, you can see the remaining electric quantity, CO2 value, TVOC value, temperature and humidity data clearly.Specification:This is a kind of air quality detector, which can be used to test temperature and humidity and the concentration of CO2. Equipped with large digital display with backlight, you can see the remaining electric quantity, CO2 value, temperature and humidity data clearly. The color circle will change(Green-orange-red), according to the CO2 and TVOC data.You can have a try.Features:Multiple function, real time testing the concentration of CO2, TVOC value, temperature and humidity.Selected quality sensor, high accuracy, anti-interference, with quickly reaction speed.Equipped with large digital display with backlight, you can see the remaining electric quantity, CO2 value, TVOC value, temperature and humidity data clearly.The color circle will change(Green-orange-red), according to the CO2 and TVOC data.Application areas: agricultural planting, greenhouse vegetables, production warehouse, material processing, home interior, etc.Specifications:Name: CO2 DetectorModel: K03Material: ABSDisplay: LCD screen + backlightBattery: 1 * rechargeable battery, 3.7V, 1200mAh (included)Applicable temperature: -1℃ to 70 ℃Applicable humidity: 10-70%RHMonitoring float: 20%-50%Charging standard: 5V-1AStandby time: about 300-420 minutesItem size: 90 * 70 * 35mm / 3.54 * 2.76 * 1.38inPackage size: 145 * 130 * 45mm / 5.71 * 5.12 * 1.77inPackage weight: 200g / 7.05ouncePacking List:1 * CO2 Detector1 * USB Cable1 * GuidelinePackage List:1 * CO2 Detector1 * USB Cable1 * Guideline