CO2 Meter Carbon Dioxide Detector with Rechargeable Battery Portable CO2 Meter Tester with Storage Case Upgrade Version with Function for Generating E

The application of the carbon dioxide detector is public construction sites, agriculture, animal husbandry, industry and more.<br> This CO2 meter with professional detection technology provides stable performance and high accuracy.<br> 3.2 inch TFT colour display for date, time, CO2, humidity, temperature (/ switchable) and other data.<br> Real-time CO2 monitoring thanks to the high-precision sensor that alerts you as soon as the CO2 exceeds the set value.<br> Can store up to 999 data groups and has a history data chart that you can review.<br> Features:<br> Date, time, CO2, humidity, temperature (/ switchable) and other data of the 3.2 inch TFT full colour display are clear.<br> Real-time CO2 monitoring by the high-precision sensor that alerts you as soon as the CO2 exceeds the setting value.<br> Can store up to 999 data groups and has a history data trend chart that you can review.<br> Specifications:<br> Type: Ordinary Version / Upgrade Version (optional)<br> Material: ABS<br> Input: (USB) 5V, 2A.<br> Measuring range: 0~9999PPM<br> Resolution: 13 o'clock<br> Accuracy: 40PPM rdg10%.<br> Temperature measuring range: -20 ~ 60 C (-4 ~ 140 F).<br> Temperature measurement accuracy: 1C ( 2F).<br> Temperature resolution: 0.01 /<br> Humidity range: 0 ~ 100% RH<br> Accuracy of humidity measurement: 2% RH (20 ~ 80% RF).<br> Humidity resolution: 0.01% RH<br> Working temperature range: -10 ~ 60 C (-14 ~ 140 F).<br> Working humidity range: 0 ~ 99% RH<br> Storage temperature range: -40 ~ 80 C (-40 ~ 176 C).<br> Working current: 100~300mA<br> Charging time: 3 hours<br> Power supply: 1 x 3.7V 2200mAh rechargeable Li-ion battery or powered by a 5V USB cable<br> Data groups: 999 groups<br> Screen size: 65 x 48 mm / 2.56 x 1.89 inches<br> Storage box size: 252 x 206 x 70 mm / 9.92 x 8.11 x 2.76 inches<br> Item Size: 140 * 134 * 33mm / 5.51 * 5.28 * 1.30in<br> Item Weight: 301g<br> Package weight: 871g<br> Package size: 26.5 * 21.7 * 7.2cm / 10.43 * 8.54 * 2.83 inches