Features:*High-Quality Material: This multifunctional carbon dioxides detector is made of high-quality material, which is wear-resistant and durable and can be used for a long time.*Monitoring carbon dioxides: Real-time monitoring and display of carbon dioxidesconcentration per cubic meter. It can also detect and display the temperature and humidity of the environment to help users understand the environmental conditions.*Digital display: Intelligent color screen display, the numbers are clear and easy to identify and read. long lasting.*Rechargeable: This carbon dioxidesdetector has a built-in large-capacity battery, Type-C fast charging, low energy consumption, and long standby time.*Wide application: Suitable for offices, homes, gymnasiums and other occasion, with a wide range of applications.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: ABSSize: 90*70*35mmApplicable temperature: 1-70Display mode: LED digital display + LCD screen + backlightDetection range: 400-5000ppmWorking voltage: 5VSensor: Semiconductor SensingBattery capacity: 1200 mAh, with battery indicatorCharging interface: type-cCO2 indication: 0~799ppm greens light flashing800~1199ppm yellow light flashing1200~1599ppm oranges light flashing1600~1999 red light flashingFour-color light flashing above 1999ppm