technical data: instrument accuracy ± 2 mm / 10 m automatic leveling range ± 3° battery power supply li-ion (4.2v 5200mah) operating time - one charge 8 h laser safety class / wavelength 2m / 635 nm laser beam type fixed / keyed laser diodes number / wavelength 3 / 635 nm laser visibility zone diameter n / o * 40 m / 60 m laser detection zone diameter 100 m manual slope adjustment x yyes instrument mounting method 5/8''x11 thread 1/4 thread operating temperature range -10 ° c – +50 ° c housing protection class ip 54 instrument weight 0.8 kg features: self-leveling – instant preparation for work without the need for manual leveling. 3d line grid two plumb lines and one level in a full 360-degree range. six laser crosses set at right angles – allow you to determine levels plumb lines and right angles. plummet function – intersecting vertical lines enable the transfer of points from the floor to the ceiling. ability to work in manual mode – determine slopes. works with optional detectors that increase the range and facilitate the location of the laser beam over long distances indoors and outdoors. out-of-level alarm – optical signaling of the device's tilt beyond the self-adjustment range eliminates errors. laser head equipped with two metal threads in sizes 1 and ?. operation in all conditions – thanks to the sealed housing in accordance with the ip 54 standard. operation in sub-zero temperatures – the device is designed for year-round operation. ability to activate each line separately. transport protection – a mechanical compensator lock protects the internal mechanism from damage. standard equipment: magnetic target plate. li-ion battery. mains charger with usb port. charging cable with usb plug. transport case.