100m/328ft Laser Distance Meter,Handheld Range Finder Measure Diastimeter with Mtr/in/ft and LCD Backlight Display - 20 Measurement Date Storage Distance/Area/Volume/Indirect Measurement(Pythagorean Theorem);Meter/Inch/Feet unit selection. Measuring range: 0.2 to 100m (0.65 to 328ft) ; Up to  2 mm(0.079 inch) Accuracy . Supports data store/recall function of up to 20 measurement ; Min/Max distance tracking. Large LCD with powerful backlight and multi-line display, you can really see the numbers in the dark. Portable,Durable&Lightweight,widely used in interior decoration,design,construction field.