The Height-RollerTM with Wall Stop is an economical stadiometer that rolls up out of the way in its own compact case, just like a steel tape measure. This automatic metal tape measure is permanently wall mounted. Just pull down and read through the tape window instantly. The Height-RollerTM has a measuring range of 1" to 78" or 0 to 220 centimeters and is available in either inch measurements or centimeter measurements. Ship wt. 2 lbs.