... measuring accuracy:+-1.0mm Range:0.05 - 100m Measuring units:m, ft, in FunctionD3aSmart Horizontal Mode ... subtraction√Area / volume measurements√Pythagoras functions√Room dimensions√Horizontal distance Trapezium measurements "Indirect measurementsusing tilt sensor" Technical DataD3aTypical ... unitsm, ft, inPower Range Technology™√Distance in m Ø of the laser dot in mm10, 50, 100m ; 6, 30, 60mTilt ...