18 In 1 Air Quality Monitor Sensors Detect CO2 PM2.5/PM10 HCHO TVOC TFT Display Air Quality Meter for Home Cars Plants and Pets

High-concerned chemical : None Brand Name : Shunmaii Origin : Mainland China Air Quality Monitor : Professional Air Quality Detector Indoor Real-Time Air Detector : Portable Air Quality Tester Origin : Mainland China Curve meaning : Displays historical 24-hour data Built-in lithium battery : 2000mAh Rated voltage : 3.7V Charging time : 2-3 hours Usable time : 12-15 hours Shell material : ABS Product size : about 90.00x70.00x35.00mm/3.54x2.76x1.38inch DIY use scenario : Woodworking Detection gas type : Multi-function With display : With display