VG65 Professional Series Digital Vacuum Gauge Same great specifications as the VG64 in a rugged service case. Digital Vacuum Gauge Suitable for field or laboratory use, the VG64 delivers high precision at a low price. Features/Benefits • Ultra fine resolution: (1 Micron when vacuum ¡Ü 200 Microns) • Reads vacuum in 7 international units • Display updates every 1/2 second • Convenient built in hanger • Cleaning port provides quick cleaning and drying of sensor