High precision: precision less than 2mm; 3 m/in/ft units and 2 reference points, faster and more accurate than a tape measure. 5 measurement modes: single and continuous distances (min / max), area, volume, Pythagoras for height and triangular area. Durable tool: The product is made of high strength ABS plastic with IP54 waterproof and dustproof grade , widely used in home, construction and industries. Read clearly: backlight display and support data clear function; Compact size and lightweight, you can put it in your pocket after use. 200 ma polymer battery Measurable 2000 charges half an hour&nbsp ; length 10 cm width 3 cm thickness 1.6 cm approximately measuring range 0.05 - 30 m up to 60 m support oem MULTIFUNCTIONMeasuring distance, area, volume with precision, Pythagorean function (indirect measurement); Continuous measurement function + Auto sum function. Maximum and minimum values at the touch of a button. Ideal for home, construction and industry, especially in large areas such as apartments, buildings, real estate, factories, warehouses, construction and industries.