MEASUREMENT RANGE0.16- 40.00m; Laser distance meter precision: +/- 2mm (accurate up to 3 decimal places); 20 data memories, switchable units (M/ FT/IN); the electronic angle is displayed in real time, laser distance measurement is more accurate CONVENIENT MULTIPLE MEASUREMENTSLaser meter can accurately measure distance, area, volume; Pythagorean function (indirect measurement); continuous measurement function, Add or subtract measurements; Min and max value; Automatic height: only measure 2 hypotenuses, the vertical height will be calculated automatically UNIQUE FUNCTIONSMute function to avoid noise; 4 lines of LCD display, large screen with backlight; IP54 (splash and dust proof); handheld non-slip portable design; 20 data records and recall function which are useful for review and calculation; Battery indication; 180s auto shut-off to save energy, can work up to 5000 times EASY USEPress one button, you can quickly check height, length, area and volume of the object or building; 40m digital laser meter is ideal for home decoration, especially in large areas such as apartments, buildings, real estate, factories, warehouses, construction and industries PACKAGE CONTENTS1 Laser Range Finder; 2 1.5V AAA Batteries; 1 User manual in French; 1 Storage Pouch; 1 Wrist Strap; Certification CE / FDA / FCC / ROHS / WEEE;