In a world filled with fine particles, changes in air quality are often difficult to detect, while the presence of dust can pose potential threats to health and the environment. This mini dust detector, with its small and exquisite posture and excellent precision detection ability, has become your reliable assistant in safeguarding air quality.

It uses advanced laser sensors to accurately measure the concentration of PM2.5 particles and dust in the air.It is easy to operate, with a simple and clear interface, one click start, and real-time display of PM2.5, temperature, and humidity data, allowing you to be familiar with changes in air quality.Once exceeding the standard is detected, the instrument will immediately sound an alarm, allowing you to take immediate measures to avoid danger.

The DM1209A is an advanced, multi-functional PM2.5 monitor that combines high-quality air sensors with a built-in fan to provide real-time monitoring of Particulate Matter 2.5 (PM2.5), Temperature, Humidity on its digital LCD display.This monitor combines 3-in-1 functions to help you keep track of the air quality in your home. It is easy to operate, quality assured and worth buying.