Technical Data The most important data Size and weight Length Weight, approx. 60 cm 0.91 kg Performance data Measurement range Electronics measurement accuracy 0°/90° Electronics measuring accuracy at 1– 89° Working range (laser) Laser type Laser range Laser class Levelling accuracy of laser Units of measurement Tripod thread 0 – 360° (4 x 90°) ± 0.05° ± 0.1° 30 m 635 nm, < 1 mW 30 m 2 ± 0,5 mm/m °, %, mm/m 1/4"