Leica Builder comes as Builder T, Builder R and Builder RM. Builder T reduces many steps and manipulations in tasks such as fast horizontal angle measurements or plumbing. Builder R has all the features as Builder T, plus a red visible-laser electronic distance-measuring device. Also added are built-in software functions for layout and the capability to produce graphic sketches. Builder RM has all the abilities of Builder R and allows the user to call up construction data, save measurements and transfer data to a PC for editing.