Description
- Accurate to detect PM2.5 by laser particulate matter sensor
- Easy to carry with super mini pocket size and light weight
- Built-in 580 mAh Li battery, charged by USB cable
- LED display screen indicating PM2.5 pollution level, temperature and humidity
- Alarm function: When the detected result is over the setting value, the result will blink in red to alarm
Note : Default alarm setting is 115, Alarm setting will reset to default setting after every restart.
