The Laser Dimension Master 130 (3356) from Calculated Industries is a single-person laser measuring tool, that can handle distances, areas and volumes. Easier and faster to use than a tape measure, it fits easily into your hand, pocket or tool belt for ease of use and portability. It measures up to 130' with an accuracy of 1/8" or better over an entire range. It can also measure in feet, inches, decimal feet or meters. Plus, the large, bright display is easy to read.