Description: ??Necessary for the home?? If the room is not ventilated, you can use CURCONSA CO2 measuring devices to quickly and accurately test the CO2 concentration indoors in order to protect your health. The high-precision thermometer and hygrometer function can monitor the indoor temperature and humidity in real time, and the clock function can show the accurate time. It is an essential device in creating a healthy environment in your bedroom or office.??Two-channel NDIR sensor?? The two-channel NDIR sensor used in the CO2 tester prevents cross-contamination of CO2 with other gases and is characterized by its high accuracy, high reliability and long service life (up to 15 years).??Alarm setting and data storage?? The alarm value of the CO2 concentration can be set between 400 and 4500 ppm. If the set range is exceeded, an audible alarm sounds, effectively reminding you of this. You can view the CO2 color histogram and the temperature / humidity graph for the last 7 days. The device can store 5000 records and connect to a computer to export TXT files and retrieve data.??TFT touch screen?? The 3.5-inch ultra-large TFT color screen with capacitive touch offers a clear display, easy operation and an elegant appearance.??Functional?? Equipped with ambient light sensor, can turn the backlight on and off automatically, change daylight saving time automatically . It can be powered by almost any standard USB port such as power bank, laptop or adapter. Specification: Power Supply Voltage: Standard adapter Supply, DC5VDisplay: 320x480 pixels color TFT -capacitive touchOperating Temperature: 1??- 85??CO2 Sensor Type: Dual Channel NDIRCO2 Accuracy: 72 ?H ( 22 ??)??40ppm + Display*2%CO2 Detective Range: 0-9999 ppmNDIR Life Time: 15 YearsDisplayed Temperature Resolution:0.1??CO2 High/Low Alert Settings Interval: 50 ppmCO2 High/Low Alert Settings Range: 400 ?C 4500 ppmDisplayed CO2 Resolution: 1 ppmStandby Power Consumption:??0.5WEnclosure Rating: IP 21Product Material:PC & ABS Plastic Configuration settings: 9 Languages: English ,Spanish,Italian,Russian, Polish, Czech, German, French, Slovenski,Swedish,PortugueseClock Settings: Date & Time SettingsTemperature Format: ?? or ?HBacklight: Auto/ManualStandby Screen :01) Time: 3min, 10min, Just night; 02) Option: Black screen or not in standby modeLock: 4 Number PIN Disable/Enable lockCO2 Set Limitation: 01) Min ?C 400 ppm ;02) Max ?C 4500 ppmReset CO2 to Factory: Reset CO2 to 400 ppmCO2 Auto Base Line Setting: Enable/Disable ABC FunctionCO2 Sensor Calibration: -100 to +100 ppmTemperature Sensor Calibration: -5?? to +5??Humidity Sensor Calibration: -30% to +30%Day Light Saving Time :01) Automatically Enable/Disable ;02) Selection: Europe Union /US&Canada /Australia & New Zealand Package included: 1 x CO2 Gas Tester1 x USB cable1 x User manual
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