DEWALT DW03201 660' Laser Distance Measurer Working range 650' (W/target plate)/325' (W/O target plate) Built-in digital camera with 4x zoom - enables long range measurements in unfavorable light conditions 360 DEG; tilt sensor - measures at any angle and against reflective surfaces Accurate at +/- 1/16 @ 30' Bluetooth smart with app - measurements can be conveniently and accurately transferred 3 different end-piece positions (measuring) & 3 different Pythagoras measurement options (indirect included)