- Instant Selection from up to Nine English/Metric Units
- Stores 40 Readings in Memory for Later Reference
- Measures Positive, Negative or Differential Pressures
- Large Easy-to-Read 0.4" LCD Display Includes Switchable Backlight for Great Visibility - Anywhere!
- Both Audible and Visual Overpressure Alarms
- Includes + and - Indicators plus Low Battery Warning
- Operates up to 100 Hours on a Single 9 Volt battery