Size of the Job Site? This will determine the diameter-distance range required

Accuracy Needed? All instruments have accuracy tolerances based on design and range

Need to Check Plumb, Level or Squaring? Choose a specific tool that does these jobs

Outdoor Use? Use optical or laser instruments that can be used with a detector– select package with detector

Is Self Leveling Important? Yes! For easier and faster set-ups, self-leveling instruments will minimize errors on the jobsite