... sidedcompensator compensation rangesensor biaxial 3'distance ( good condition )measuring the distance prism free350msingle prism 5kmmeasuring accuracy (2mm+2ppm ... D ) ( 5mm+3ppm, D ) measuring the velocity measurement Precision (1.8s (first time 2.5s ... , curve measurement, cross measurement, road software set of instrument battery charger, data line, software CD and Witt base ...