It"s easy to measure curved, horizontal and asymmetrical surfaces. * Weighs less than 2 pounds. * Measures 9,999 feet, 11 inches (or 9/10ths of a foot with engineers" models) without resetting * Three-section handle telescopes up to 38 inches so you can measure without bending * Handle telescopes down to 17 inches to fit into a toolbox or a standard briefcase