HT-9600 Air Quality Monitor, Detect PM2.5/PM10 Particle Counter Monitor, Temperature & Humidity Meter, Handheld Real-Time Air Quality Analyzer for Indoor Environment of Family, Office, Inside of Cars HT-9600 Air Quality Monitor Display of representative color for pollution levelSupport measure PM2.5, PM10, counting of dust particles, temperature and humidityHigh measurement accuracy, stable performance ,and simple operationIt will power off automatically if there is no operation within 2 minutes at power-on stateWidely used for determination of indoor and outdoor public environment and atmospheric environment 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 accuracy, stable performance and simple operation and convenient to carry. It is suitable for indoor environment of family, office, inside of cars and environment, etc. Note: 1. The electronic sensors and microprocessors used on the product belong to accuracy electronic device. The product must be kept away from water, fire, inflammable oil and gas or sites with strong electromagnetic interference to prevent influence on/damage to the device. 2. Don't block; or avoid strong air or hot air blowing to the air inlet for air sampling. 3. Please use dry cloth to wipe the instrument case. Don't use damp cloth or corrosive detergents. 4. Don't dismantle and remodel the product without authorization. 5. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 6. Please note that the warm-up time is 120 seconds, and it is normal to display 0 when it is about 65 seconds. Schematic diagram of concentration grade: Green: Excellent (Air Quality Level), 0-35 (PM2.5 average standard value in 24 hours) Yellow: Good (Air Quality Level), 35-75 (PM2.5 average standard value in 24 hours) Orange: Slight pollution (Air Quality Level), 75-115 (PM2.5 average standard value in 24 hours) Purple: Moderate pollution (Air Quality Level), 115-150 (PM2.5 average standard value in 24 hours) Burgundy: Heavy pollution (Air Quality Level), 150-250 (PM2.5 average standard value in 24 hours) Red: Serious pollution (Air Quality Level), >250 (PM2.5 average standard value in 24 hours) 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 Accuracy: <20% Concentration unit: Piece/L, ug/m3 Temperature range: 0-50°C Typical Accuracy: ±1℃ Humidity range: 0-99%RH Typical Accuracy: ±2%RH Work temperature: -10~50℃ Working humidity: 10~90%RH Stored data: 1999 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: 18500 Battery / 3.7V, 1400mAH (Included) Size: Approx. 245*85*40mm/9.6*3.3*1.6inch Weight: Approx. 1031g / 36.4oz Package List: 1 x Air Quality Monitor 1 x Box 1 x User Manual 1 x Plug 1 x Data Line