Supco 4 Channel Temperature Data Logger with display Hydrometer

SUPCO 4 Channel Temperature Data Logger with display instantly record and view up to 4 temperatures using 1 internal, and 3 external sensors. The large, clear display shows all channels simultaneously, as well as the differential between channels. Applications: Refrigerators/Freezers, Commercial refrigeration, Wine Storage, Medical Storage, Laboratories, Museums,Florists, Greenhouses, MRO, Industrial processes, Variable speed drives, Intermittent electrical problems.