Plastim's PHG02 Mechanical Hygrostat Potentiometer exhibits a 100 to 250-V AC power supply, a 10-90% RH setting range, and a 10 to 5 A current range. This apparatus also features a %5 to 10% (maximum) differential rating, a 10°C/60°C operating and storage temperature range, and a protection grade of IP20. It comes in a standard black color.