Model Number: BR- AIR- 329 Brand Name: tlead Key Specifications/Special Features: Display mode: LCDMeasure principle: light scattering methodMeasure range of PM2.5: 0-999g/mResolution of PM2.5: 1g/mMeasure range of TVOC: 0-9.99mg/mResolution of TVOC: 0.01mg/mMeasurement error: 0%Method of monitoring: automaticSize: 95*158*85mmWeight of host: 290gPower adapter: DC5VBattery power supply: 3 AA batteries
Alarm function: three colors indicating lamp and buzzer