Volume with one button operation, high accuracy +/-2mm and wide measuring range up to 100 meter / 328 feet, automatic calculation of area and volume, indirect measurement by pythagorean theorem, minimum / maximum distance tracking, distance measurement precision ±2mm, measurement unit options mm / in / ft, single / continuous measurement function, area measurement function, volume measurement function, pythagorean proposition measurement function full mode, add and subtract measurement function, data store / recall function.