The eTape16 is a digital tape measure that displays results as you measure. Quickly convert measurements to a variety of formats, calculate midpoints, and store results. Hold button: Retain your last measurement—eTape will blink, press hold again to release the measurementAlso able to convert standard inches from feet or to the metric system in cmRetraceable tape maxes out at 16 ftMidpoint button: Calculates the midpoint based on how far the tape has been pulled out (ex: 10 in. will show a 5 in. midpoint)