3 in 1 Air Quality Monitor Dust PM2.5 Temperature Humidity Detector Support Low Battery Warning for Home Office Car

Features:
3-in-1 air quality detector monitors dust PM2.5, temperature and humidity in real time.
Combines an air sensor with a built-in fan that draws in air to get accurate results.
Built-in 1000mAh high-capacity battery, low power consumption and long endurance.
Large LCD display, clear and easy to read. Support low battery alarm to remind you to recharge in time.
Compact and lightweight, easy to carry, perfect for home, office, car, school, etc.