DSM501A Dust Sensor Module PM2.5 Detection Dector Allergic Smoke Particles Sensor Module for Arduino.

Description
The dust sensor module DSM501A is low-cost, compact size for a particle density sensor.it is used for quantitative particle (> 1 micron) measurement with the principle of particle counter, can sense the tobacco smoke and pollen, house dust . This sensor is consist of light emitting diode lamp, detector, signal amplifier circuit and heater, it can be used in applications such as the air cleaner or air purifier, users can used this sensor easily with sensor PWM output. it can simply use for Arduino.

Features
PWM output
Compact size and lightweight
Easy installation
Single power supply

Application:
Air cleaner or Air purifier
Air condition
Air quality monitor
Ventilator etc.