This item is a 3-in-1 digital laser tape measure, commonly featuring a 40-meter (131 ft) laser distance meter and a 5-meter physical tape.Multifunctional: Combines a laser rangefinder, a traditional steel tape, and sometimes a laser cross-marking tool for versatile measurements.Measurement Modes: Supports various modes including linear distance, continuous measurement, area, volume, and Pythagorean calculations for indirect heights.Display and Accuracy: Features an LCD screen for instant digital readings with a high accuracy of approximately \(\pm \)2mm.Design: Often constructed with durable ABS material for shock resistance and includes rechargeable battery capabilities via USB.