This Laser Distance Measure employs laser technology to measure distance, area and volume accurately, quickly and conveniently. It has a wide measuring range 50m and high accuracy up to ±1.5mm. In addition, this meter can use of Pythagorean indirect measure distances or lengths. This meter also has various functions including continuous measurement, addition/subtraction function and Max/Min measurement. Other main features are including 20 data memories, switchable units (meter, inch & feet) & back light LCD with multi-line display.