technical data: instrument accuracy ± 0.5 mm / 10 m automatic leveling range ± 6° battery power supply 3 x d alkaline battery power supply li-ion operating time - complete battery set 40 h operating time - single charge 30 h laser safety class / wavelength 2 / 635 nm laser diodes number / wavelength 1 / 635 nm laser detection zone diameter 1200 m tilt range in the x axis ± 5.7° (± 10%) tilt range in the y axis ± 5.7° (± 10%) tilt range in the x + y axes? ± 8° (± 14%) tilt function yes vw function yes head rotation speed 600 rpm operating temperature range -20 °c – +50 °c housing tightness class ip 65 instrument weight 2.20 kg transport dimensions of the instrument 36 x 47 x 25 remote control ˇ method of communication with the instrument radio bidirectional remote control range 100 m number of radio channels 14 remote control power supply 2 x aa alkaline communication indication lcd screen number of keyboard functions all instrument functions digital fr 60-mm detector for rotating lasers (red and green) operating temperature range -10 ?-+50 dsfr 60-mm marking type of detected beam: red green - rotating detection precision setting range: 0.5/1/2/5/10 mm detection field length: 80 mm level indication by the detector: lcd screen x 2 led diodes sound signal height difference displayed in mm: yes detector battery power: 2 x aa alkaline detector measurement units: mm in in-fraction detector operating time - complete set of batteries: 42 h detector mounting method: staff holder magnets audible signal tones: 2 built-in bubble levels: 2 (vertical and horizontal) detector housing tightness class: ip 67 detector weight: 0.35 kg detector transport dimensions 175.5x78x31 mm standard equipment: fr 60-mm detector. metal detector holder for leveling staff. radio remote control. alkaline battery pack for backup power. lithium-ion main battery charger. charging cable between charger and instrument. car cigarette lighter plug. batteries to power the detector and remote control. set of international mains plugs. transport container.