Rebzar Laser Distance Meter, DigitalTape Measurer, Range Finder for measurement of Length/Area (0 to 80 m) Rebzar 80m (250ft) measuring tools, laser rangefinder, Handheld Digital Laser Distance Meter This Laser Distance Meter adopts laser technology to measure distance, area, and accurately, quickly and conveniently.It has a wide measuring range 80m(250ft) and high accuracy of ±1.5Mm.In addition, this meter can make use of Pythagorean Theorem to measure distances or lengths indirectly when direct measurement is not feasible.This laser distance meter also has various functions including continuous measurement, addition/subtraction function, and Max/Min measurements.Other main features are including 100 units of memories, switchable units (meter, inch and feet) and backlight LCD with a multi-line display.It is very useful and convenient to give an accurate measurement of distance, area, and especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, gardens, roads, infrastructures.