BFactory-Reconditioned CSTberger S56-DGT10 5-Second Digital Theodolite ReviewbP PP Factory-Reconditioned CSTberger S56-DGT10 5-Second Digital Theodolite P5-in digital transit with vertical tilt sensor for measuring vertical and horizontal anglesPDisplays actual variance in true plumbP30-speed telescope with 450-foot diameter range for larger worksites (53-inch minimum focus)PIncludes an optical plummet that allows user to align instrument directly over a reference point without using a plumb bobPFive-second horizontal and vertical readoutP