General Tools A600FC Analog Thermo-Hygrometer With 5" Aluminum Dial

General tools analog thermo-hygrometer with 5" aluminum dial, °f only, 30° to 250°f, (0 to 100 rh) the analog thermo-hygrometer is used to monitor temperature and humidity. it can measure from 30° to 250°f (-1° to 121°c). it can also measure between 10 and 95 relative humidity. it has an aluminum case and flange mounting.