Gowe Handheld Digital 3-in-1 USB Online Data logger Tester CO2 Temperature Humidity RH Thermo-hygrometer Meter

Specifications: Parameter : Carbon Dioxode (CO2) Temperature Humidity Dew Point Wet Bulb Temp. CO2?Measure range : 0~9,999 ppm CO2?accuracy : ¡À75ppm + 5% of reading (0~2,000ppm),others unspecified Temperature Measurement: Range : 10.0~50.0¡ãC (50.0~122.0¡ãF) Accuracy : ¡À1.0¡ãC / 2.0¡ãF Relative Humidity (RH%) Measurement Range : 0.1~99.9%RH Accuracy : ¡À5% RH (at 25¡ãC 10~90%RH), others ¡À7%RH Power Supply : 6 x AAA batteries (included in set) AC/DC adaptor (not included in set) Set Includes: 1 x Handheld CO2?Meter 1 x USB cable for Data transmission 1 x Online (Real-time) CD w/ Software 6 x AAA batteries English Operation Manual Black Carrying Pouch Standard Factory Packaging