DescriptionIs Smart Device : NoMeasurement Range : --CO2 Quality Tester MeterModel Number : ABH-100 1500mAh RechargeableWith LCD Screen Or Not : YesGas Type : MultifunctionalDIY Supplies : ELECTRICALBrand Name : KKMOONOrigin : Mainland ChinaCertification : NONEPlease be kindly notedthe listed product is produced and distributed abroad and subject to the laws of its country of originTYPE 1Carbon dioxide detector effectively detects CO2 concentration in the environment you are living. With 2.8 inch large TFT screen, it displays carbon dioxide, air quality level, battery level, temperature and humidity. With accurate sensor, it can be widely in home, classroom, hotel room, apartment, office, gym and more Features:Air Quality Monitor: Carbon dioxide tester can detect carbon dioxide concentration in the air, it can be widely used in home, classroom, hotel room, apartment, office, gym, etc.Accurate Sensor: Adopts NDIR detection principle, air convection detection, quickly and accurately detects CO2 in the living environment.TFT Color Screen: Displays carbon dioxide, air quality level, battery level, temperature and humidity. With 2.8" large TFT screen, clear to read even in dark environment.Rechargeable Design: Built-in 1500mAh rechargeable lithium battery for long using time, comes with USB cable, quick to charge it via power adapter, power bank, laptop, etc.Concise Appearance: Simple but stylish appearance, fits in well with different styles of houses. With stable base, easy to be placed on the desktop.Note:1. Please read the user manual carefully before use.2. Size and color may be slightly different due to manual measurement and different lighting conditions. Thanks for understanding.Specifications:Color: WhiteMaterial: PlasticScreen: 2.8" TFT ScreenResolution: 320x240Input: 5V 1ATemperature Measurement: Range -7~50, Resolution 1Humidity Measurement: Range 0%~99%, Resolution 1%Detection Principle: NDIRCarbon Dioxide Test Range: 400-5000PPMAccuracy: 30PPM or 3% of ReadingWorking Environment: Temperature 0~50, Humidity98%Built-in Battery: 1500mAh Lithium BatteryItem Size: 135 * 80 * 35mm / 5.31 * 3.15 * 1.38inItem Weight: 147g / 5.19ozPackage Size: 16 * 10 * 6cm / 6.30 * 3.94 * 2.36inPackage Weight: 215g / 7.59ozPackage List:1 * Carbon Dioxide Tester1 * USB Cable1 * User Manual (English)TYPE 2This is a kind of fine quality air quality detector, which is adopt professional electrochemical sensing module, high accuracy, stable performance, antijamming ability, low consumption and can provides long service time. Accurately detect CO2. Large display, you can see the electricity quantity, CO2 value, TVOC value, HCHO value, temperature, and humidity clearly. You can have a try.Features:Adopts digital temperature and humidity sensor, high accuracy, stable performance, antijamming ability, low consumption and can provides long service time.Large LCD display, you can see the electricity quantity, CO2 value, TVOC value, HCHO value, temperature, and humidity clearly. and switchable, and the alarm sound can be on or off according to your demands.Equipped with environmental quality judgment function, it will display appropriate level according to measuring value.Built-in 1800mAh capacity lithium battery, easy to charge it with USB cable.When the battery is too low, the battery frame flashes to remind you to recharge it.New Function:Added a 30-minute automatic ON/OFF function, which can be canceled manually, just press the "+" and "-" buttons at the same time, and then you can hear two beeps.The main reason is to prevents the product without electricity from being shipped to customers.Specifications:Name: Air Quality MeterMaterial: plasticsDisplay: LCD displayBattery: 1 * built-in lithium battery, 3.7V, 1800mAh(included)CO2 measuring-range350ppm-2000ppmTVOC measuring-range0.000 mg/m3;-2.000 mg/m3;HCHO measuring-range0.000 mg/m3;-1.000 mg/m3;Temperature measuring-range: 0-90.0(32-194), 1/1Item size: 176 * 73 * 29mm / 6.93 * 2.87 * 1.14inItem weight: 222g / 7.83ouncePackage size: 234 * 180 * 47mm / 9.21 * 7.09 * 1.85inPackage weight: 461g / 1.02lbPacking List:1 * Air Quality Meter1 * USB CableTYPE 3 ANDTYPE 4Features:LCD large screen, different font colors display different air quality, green 400-799ppm, yellow 800-1199ppm, orange 1200-1599ppm, red 1600-1999ppm, 2000ppm above four colors flash at the same time.The product is compact in size and easy to carry. The ventilation holes in the rear not only accelerate the convection between the air and the machine, so as to achieve effective detection, but also provides fine heat dissipation effect.The product does not need calibration, startup can be tested, accurate detection of carbon dioxide, used in greenhouse farming agricultural production, production warehouse, laboratory, family, etc.Widely used and practical, used for e-pidemic preventions and control to detect the CO2 conce