Solid state instrument - constantly monitors and visually indicates vacuum level. Measures from 25,000 to 50 microns. 10 segment LCD screen can be read in direct sunlight. No adjustments or calibrations required for atmospheric pressure or altitude. Includes 24"connector hose. Durable carrying case protects the instrument and has a built-in storage compartment.

14830A Specifications: 

• Range: 25,000 to 50 microns

• Vacuum Fitting: 1/4" MFL

• Power Supply: Four "D" cell batteries