Model NumberFLS 90 BrandSTABILA Battery Life20 HoursType Of ProductFloor line laserWorking RangeUpto 15 mLeveling Range90Wavelengthnm635 nmLevel Accuracy0.3 mm/mPower Supply3x1.5 AA BatteryLaser Class2DescriptionExact 90 angle on the floor: razor-sharp laser lines with good visibility up to 15 m/ 1 function / Red laser diode. This handy laser lets you work fast and clean, whether you are laying floor tiles, parquet, laminate, carpeting or PVC. Its new STABILA floor-line optics focus the laser lines and direct them along the floor surface. This innovative technology has patent pending in many countries. This gives an optimal level of visibility, razor-sharp for up to 15 m. Press a button and the straight laser lines provide a perfect 90 angle.