Portable Digital Display PM2.5 Detector Laser Sensor Real-time Accurate Air Quality Monitor Tester Rechargeable Diagnostic Tool

Feature: - High precision laser sensing. - Real-time feedback. - Easy to read. Multiple page shows each different indices. - Small and portable, suitable for all kinds of scenes such as home, car, office. Specifications: Name: Laser PM2.5 Detector Color: Black Material: PC/ABS Dimension: 742354mm (2.912.1") Sensor: Laser PM2.5 sensor Sampling method: Fan input PM2.5 messuring range: 0~999 PM2.5 accuracy: 10% Resolution of PM diameter: 0.3m Response time: Real time display Battery type: 500mAh Lithium battery Battery life: 180min Charging time: DC 5V Effective using time: 20000 hours Package include: 1 x Laser PM2.5 Detector 1 x User Manual 1 x USB Cable