The DeWalt 100’ / 30m 12V MAX* 3 x 360 Green Line Laser allows one person to take measurements without assistance. This tool measures up to 100 feet (30 meters) and provides accurate readings within +/- 3/32 inches (2 mm).

Additional Features:
Continuous measurement tracking function finds distance from a target quickly & easily
Addition/subtraction convenient way to calculate in the field without a calculator or manual math