Laser Sensor PM 2.5 Detector Household Air Quality Tester Thermometer Hygrometer

Specification :Name: Laser PM2.5 DetectorModel: E39501Specifications:Color: BlackMaterial: PC/ABSDimension: 742354mm (2.912.1)Sensor: Laser PM2.5 sensorSampling method: Fan inputPM2.5 measuring range: 0~999PM2.5 accuracy: 10%Resolution of PM diameter: 0.3mResponse time: Real-time displayBattery type: 500mAh Lithium batteryBattery life: 180minCharging time: DC 5VEffective using time: 20000 hoursFeature:- High precision laser sensing.- Real-time feedback.- Easy to read. Multiple pages show each different indices.- Small and portable, suitable for all kinds of scenes such as home, car, office.Package included:1 x Laser PM2.5 Detector1 x User Manual1 x USB CableNotice:1.Please allow 1-5mm error due to manual measurement. Please make sure you do not mind before you bid.2.The colors may have different as the difference display, please understand.Details pictures: