HHP680 is portable and has a backlit display. Device comes with tubing, fitting, carrying case and batteries. Its resolution can be read at 0.01 or 0.1" w.c., depending on how much accuracy of the process reading is desired. Its operating temperature range is between 32 to 104 oF (0 to 40oC) with operating relative humidity between 15 to 90 percent noncondensing.
Omega Engineering Inc.