Working voltage: DC 5.0 (plus and Minus 0.5V); Output model: PWM
Working current(Max): 90mA; Humidity Range: Storage Conditions 0-99% RH; Humidity Range:Working Conditions 0-95% RH
Temperature Range: Storage Conditions -20 to 80 degree; Temperature Range: Working Conditions -20 to 60 degree
Stability time: Heater power on after about 1 minute.
DSM501 dust sensor can sense that, tobacco smoke and pollen, house dust, etc; More than 1 micron tiny particles.