The Additel ADT681-10-GP36K-PSI-AF is a high-accuracy digital pressure gauge with a wide pressure range of 0 to 36,000 psi. It features a rugged design, a large backlit display, and a user-friendly interface. The ADT681-10-GP36K-PSI-AF is ideal for a variety of applications, including pressure calibration, leak testing, and hydraulic testing.