Laser PM2.5 Detector LCD Portable Air Quality Tester

Specifications:Name: Laser PM2.5 DetectorColor: RedMaterial: PC/ABSDimension: 742354mm (2.912.1)Language: ChineseSensor: 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 voltage: 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 include:1 x Laser PM2.5 Detector1 x User Manual1 x USB Cable