The STANLEY TLM 99 True Laser Measure can measure length, area, volume and has continuous measurement or tracking function, which finds distance from a target quickly and easily. It also features a handy addition/subtraction calculator, a convenient way to calculate in the field, using standard measurement units.

Specification:

Accuracy: 2mm
Operating Range: 0.1-30m
Power: 2 x AAA batteries (supplied)
Operating ;Temperature: 0-40C