3- in-1 laser rangefinderOur laser measuring tape measures distances and does calculations, has a 16 ft physical blade and a Cross line laser (no bubble level); Take instant readings for DIY projects, all the way up to advanced functions such as volume, areal and Pythagorean measurements FROM LESS THAN 1in TO 131ft 196ft IN ANY UNIT No job is too big or small for this precise digital tape measure with laser; It can calculate continuous distances, area, volume, additions etc.