High Precision Laser Air Quality Sensor Nova PM SDS011 (Nova PM SDS011)

Characteristics:
Reaction speed: 10 s;
Resolution: 0.3 µg/m3;
Supply voltage: 4.7 ~ 5.3V;
Power consumption: 1W;
Temperature range: -20 ~ +50 °C
Products passed the certification: CE / FCC / RoHS
Dimensions: 71mm * 70mm * 23mm.

Interface:
CTL - Control contact, reserved
1um -> 0.3 micron particle concentration, PWM output
5V - Power supply 5 V
25um -> 2.5um particle concentration, PWM output
GND-GND
R - RX serial port receiver
T - TX serial port transmission