At a Glance:Measure Range: 0.2 to 100 MetersAccuracy to 2mm (0.079 inch)Built in Spirit Level1/4 Inch Tripod ThreadIP 54 Dust & Splash ProofManufacturer SpecificationsSpecifications:Easy operation and fast measurementIndirect measurement by Pythagorean TheoremMax/ Min/ Distance tracking (display value instant) in continuous measurementSelectable Meter (m), Inch (in), Feet (ft), Can be switched at all circumstance to store the dataData Hold / Data clear functionLarge LCD with back-light and multi-line display (4 Lines)Auto correction and error report technology-Smart Signal CompensationLow Battery IndicationMeasure Range: 0.05 to 100 MetersAccuracy: 2mm (0.079 Inch)Laser Class: Class IILaser Wavelength: 635 nmLaser Maximum Output: Up to 1 MwSelf Calibration Adjustment: +/- 9 mmDust and Splash Water Proof: IP54Laser Auto off: 20 SecondsPower Auto off: 150 SecondsOperation Temperature: Approx. 0 to 40 Degree CelsiusStorage Temperature: Approx. -10 to 60 Degree CelsiusPower Supply: 2 x 1.5