BIBIRE 14-in-1 Air Quality Monitor PM2.5/TVOC/HCHO Temp Humidity Alarm

BIBIRE 14-in-1 Air Quality Monitor PM2.5/TVOC/HCHO Temp Humidity Alarm (SJ500)Item is New in Open Box. Has been removed from original packaging and handled for inspection - Please anticipate signs of handling. Outer packaging may have cosmetic imperfections/damage - does not affect the item itself. Product may not ship in original packaging. Includes all items seen in pictures ONLY. 14-in-1 air quality monitor with PM1.0, PM2.5, PM10, HCHO, TVOC, AQI Real-time resampling every 1.5 seconds for accurate indoor air data Built-in buzzer alarm alerts when air quality reaches harmful levels Measures temperature, humidity, and displays time on LCD screen Compact and portable (5.6"x4.7"x2.4"), ideal for home, office, or car Battery-powered (included) with up to 12 hours of continuous use Includes monitor, USB charging cable, and user manual Letters and Numbers in ( ) is the items location and is for our reference ONLY.