1、Fast Detection: This carbon dioxide detector is refreshed once for 1S, which can quickly detect to obtain relatively stable measurement values 2、Automatic Detection: This temperature humidity tester can automatically detect the surrounding environment after turning on 3、Real Time Display: The detector can display the concentration value of carbon dioxide per cubic meter in real time, the flashing light shows the interval level 4、Simple Operation: This CO2 Monitor has built in lithium battery, press and hold the power button for 3 seconds can be turned on or off 5、Widely Application: The detector is widely used in agricultural planting, greenhouse planting, production warehouse, original material processing laboratory, family and etc. Item Type: CO2 Monitor Material: Zinc Alloy+ABS Model: P8 Battery: 3.7V Lithium Battery 1200mAh (Built In) Application: Widely used in agricultural planting, greenhouse planting, production warehouse, original material processing laboratory, family and etc. Basic Parameters: CO2 Measurement Method: Ndir Infrared Sensor CO2 Detection Range: 400-5000PPM CO2 Detection Sensitivity: 1PPM Temperature Measurement Range: 0-50℃ Temperature Measurement Accuracy: ±1℃ Humidity Measurement Range: 0%-99%RH Humidity Measurement Accuracy: ±5%RH 1 x CO2 Monitor(Battery built in) 1 x USB Data Cable 1 x Manual