3 in 1 Portable Digital Carbon Dioxide Detector USB Charging Air Monitor, 501 Original

3 in 1 Mini Portable Digital Carbon Dioxide Air Detector USB Charging Multifunctional Household Temperature Humidity Monitor Analyzer ToolsFeature: Real-time monitoring and real-time display of CO2 concentration per cubic meter.It can detect and display the temperature and humidity of the environment to help users understand the environment.It is suitable for offices, homes, gymnasiums and other settings with a wide range of applications.Smart color screen display with clear numbers, easy to identify and read.In alarm mode, it alerts the user to the environment by changing the color.It has long service life and can be charged by USB cable.Compact and portable size, easy to carry, does not take up too much space and can be installed at home.Specification: Material: ABSMeasurement accuracy: 1ppmMeasuring range: 400-6000Operating voltage: 3.7VCurrent: 120mAPower: 0.4WBattery: 3.7V, 2400mAhSize: 90*90mm/3.54*3.54inNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-2cm measuring deviation due to manual measurement.Package Content:1 X Carbon Dioxide Detector