Features and Benefits:High Visibility Illumination;Responsive Centering Alignment;Wide Magnetic Base;1/4" & 1cm Increments;Hang Hole;High Contrast Reflective Surface;Rare Earth Magnets;For use with Green Lasers;Limited Lifetime Warranty;The MILWAUKEE® Responsive Laser Alignment Target provides the fastest, most visible alignment feedback when setting lasers with a point on the floor or checking an offset. The X design provides responsive centering feedback that guides the line to the center, making the alignment process faster, while the high visibility illumination makes it easy to see. This laser X target also features a wide magnetic base that is perfect for floor use or magnetically attaching to ferrous surfaces. The Milwaukee Responsive Laser Alignment Target is compatible with all green lasers and is backed by a Limited Lifetime Warranty.