This air quality monitor has the function of measuring PM2.5, PM10, counting of dust particles, temperature and humidity. The product is provided with high measurement precision, stable performance and simple operation and convenient to carry. It is suitable for indoor environment of family, office, inside of cars and natural environment, etc. Specification: Model: HT-9600 Color: Grey Principle of PM2.5 Sensors: Optoelectronic type Sampling method: Pumping type Light sources: Laser diode Grain size channels: 0. 3um, 2.5um, 10 um Flow: 1L/min Measurement range: 0-1000ug/m3 Resolution ratio: 1ug Test method: Manual Sampling time: 50s Sampling method: Pumping type Typical precision: <20% Concentration unit: Piece/L, ug/m3 Temperature range: 0-50°C Typical precision: ±1℃ Humidity range: 0-99%RH Typical precision: ±2%RH Work temperature: -10~50℃ Working humidity: 10~90%RH Stored data: 999 sets Automatic power off: 2 minutes (no key operation) Startup current: 120mA Working current: 200mA Display method: LCD value display, Color backlight    Screen size: 2.8 inches Screen resolution: 320*240 Battery: 1 x 6F22 9V Battery (NOT included) Size: Approx. 245*85*40mm/9.6*3.3*1.6inch Weight: Approx. 1031g / 36.4oz Schematic diagram of concentration grade Air quality level PM2.5 average standard value in 24 hours Green Excellent 0-35 Yellow Good 35-75 Orange Slight pollution 75-115 Purple Moderate pollution 115-150 Burgundy Heavy pollution 150-250 Red Serious pollution >250 Package List: 1 x Air Quality Monitor 1 x Box 1 x User Manual
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