Air Sensor Module TVOC PM2.5 Temperature Humidity PM10 CO2 Detection Board for Home Item Type: Air Sensor Module Product Model: M701B-U Output Method: UART Protocol CO2 Measurement Range: 400ppm~5000ppm CO2 Measurement Accuracy: ±10% CO2 Measurement Resolution: 1ppm CH2O Measuring Range: 0ug/m3-2000ug/m3 CH2O: Measurement accuracy: ±10% CH2O Measurement Resolution: 1ug/m3 TVOC Measurement Range: 0ug/m3~2000ug/m3 TVOC Measurement Accuracy: ±25% TVOC Measurement Resolution: 1ug/m3 PM2.5 Measurement Range: 0ug/m3-999ug/m3 PM2.5 Measurement Accuracy: ±10% PM2.5 Measurement Resolution: 1ug/m3 PM10 Measurement Range: 0ug/m3~1000ug/m3 PM10 Measurement Accuracy: ±10% PM10 Measurement Resolution: 1ug/m3 Temperature Measurement Range: -40℃~100℃ Temperature Measurement Accuracy: ±1℃ Temperature Measurement Resolution: 0.01℃ Humidity Measurement Range: 0~100% Humidity Measurement Accuracy: ±3%RH Humidity Measurement Resolution: 0.04% Physical Interface: XH2.54 Female Socket Operating Voltage: 5.0V DC Working Current: ≤500mA Warm Up Time: 2 minutes (only needs to be warmed up when testing TVOC, other parameters can be displayed when powered on) Working Humidity: ≤95%RH Working Temperature: 0℃~50℃ Service Life: 5 Years in air. Applications: For gas detectors, air conditioners, air quality monitoring, air purifiers, HVAC systems, smart homes.