Uni-T A25D PM2.5 monitorid

Uni-T A25D PM2.5 Monitors The A25 Series PM2.5 is a compact air quality monitor designed for everyday use in a variety of settings—from homes to offices and commercial spaces. The device focuses on measuring PM2.5 concentrations, allowing you to quickly assess air quality and take action when it deteriorates. Built-in features, such as audible and visual alarms and automatic baseline calibration, make the meter easy to use and require no specialized knowledge. Additional features, such as screen backlighting and automatic shut-off, enhance user convenience and save energy. Included A25 Air Quality MonitorMicro USB cableUser manual ManufacturerUni-TMeasurementPM2.5Range0–500 µg/m³PM2.5 measurement accuracy0~100 ±(10 µg/m³ + 10 digits); 101~400 ±(10% + 30 digits); 401–500 ±(10%+50 dgts)Formaldehyde (HCHO) range0–2 mg/m³Temperature (°C)0–2 mg/m³ for reference purposes only ±1°CTemperature (°F)0~2 mg/m³ for reference purposes only ±1.8°FHumidity±5%RH@30%~80%RH; ±8%RH@80%RHAutomatic baseline calibrationyesAudible and visual alarmyesLow battery indicatoryesAuto power offyesScreen backlightyesPower supply1500 mAh polymer batteryDisplay42 × 65 mmColorwhite-grayWeight230 gProduct dimensions75 × 55 × 130 mm