The Johnson Three Beam Magnetic Torpedo Laser Dot Level offers precision, versatility and durability with four vials that read plumb, level, 45 degrees and cross check, as well as three simultaneous 90 degree laser beams for level, plumb and square reference points. For versatility, the magnetic laser dot level comes equipped with a strong magnetic leveling base, tripod mount and V-groove frame that fits on pipe and conduit. This laser dot level also features a precision crafted and anodized aluminum frame that provides maximum accuracy and durability.