Designed for indoor use, the Spectra Precision® QM55 is a fast, accurate laser distance meter designed. Handy for difficult vertical measurements, cluttered environments, over water and other measurements where tape measures are not convenient, the QM55 features area, volume and Pythagoras functions for indirect measurements.  

Built specifically for tough construction environments, the QM55 is designed to withstand drops of up to five feet. It features a measuring range of 165 feet and has an accuracy of +/- 1/16 inch. A signal strength indicator on the QM55 quickly tells you measurement conditions while it’s long battery life allows for over 5000 measurements.

QM55 User Guide


  • Measuring distances
  • Checking building square, area, and volume
  • Measuring for material estimation
  • Spacing of installation points
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