TPI 597C1 Digital Hygrometer / Psychrometer - The TPI 597 digital hygrometer / psychrometer is a state of the art, easy to use humidity tester designed to display ambient, dew point, and wet bulb temperature as well as humidity. The instrument is ruggedly constructed and comes with a 3 Year Guarantee.
Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov