Digital universal caliper gauge can be used for various inside and outside measurements (recesses, grooves, threads, etc.). Measuring system with reference lock function. Features: LCD display Conversion mm/inch Reference lock/unlock Auto-ON/-OFF RESET (setting display to zero) PRESET (fixed value setting) Data output MarConnect Package contents: Caliper gauge in case incl. 5 pairs measuring inserts. Appropriate batteries: 109271.0100: 1 pieces 155051.0545 - CR2032 / 3.0 V (included in scope of delivery).