The TPI 621 is a hand held pressure meter with superior resolution.
All of these models measure over the range of -40.0 to +120.0 mbar. Each unit has a resolution of 0.01 mbar to +19.00 mbar and automatically auto-ranges above ± 19.00 mbar to 0.1 mbar resolution. Each model is supplied complete with carry pouch, battery and instruction manual.
The 621 comes complete with the following accessories: