CO2 Meter 9 in 1 USB Rechargeable Portable Real Time Monitoring 5V 1A Pm2.5 Detector for Pm1.0 Moisture Level PM10 Item Type: CO2 Meter Material: ABS Voltage: 5V Current: 1A Battery: 18650 Polymer Lithium Battery 2000mAh (included) CO2 Detection Range: 400-6000PPM,±50 ±10%PPM CO2 Detection Accuracy: 1PPM TVOC Detection Range: 0-2.0mg/m³ HCHO Detection Range: 0-0.6mg/m³ PM2.5 Detection Range: 0-1000 ug/m³, ±10 ±10% PM2.5 Detection Accuracy: 1ug/m³ PM1.0 Detection Range: 0-1000ug/m³ PM10 Detection Range: 0-1000ug/m³ Temperature Detection Range: -10-50℃ Temperature Detection Error: ±2℃ Humidity Measurement Range: 0%-99%RH Humidity Measurement Error: ±3%RH Weight: Approx. 270g/9.5oz