Features
1. Real-time dynamic measurement of PM2.5/PM10 concentration in air.
2. Ambient temperature and humidity measurement/temperature unit conversion.
3. It has three different display mode switching.
4. Many function, MAX/MIN display, data saving function, sound and light alarm settings and LCD backlight display.

Specification
1. Gas Tested: Particulate Concentration of PM2.5/PM10 in the air
2. Temperature Range: (0-5000)ug/m3; Measuring Range: 1ug/m3;
3. Resolution: 1ug/m
4. Resolution particle size: Greater than or equal 0.3um
5. Response Time: Less than or equal 10S
6. Measuring Principe: Laser diffusion Principle
7. Sensor Type: Universal digital particle concentration sensor
8. Operating Environment: 0-50 degree C, 32-122 degree F; 10-90%RH
9. Power: 3 x 1.2V Ni-MH AAA batteries(Built-in) / 5V / 1A power adapter