http://tinyurl.com/n4mxb84<P>Leica L2+ Cross Line Laser Self Leveling Horizontal Vertical 180-Degree, RedProduct Review<P> Click on the link for more reviews<P>Exact 90-Degree angle<P>Emergency angle of 180-Degree<P>Pulse function with power-saving mode<P>Highly visible laser<P>All accessories included<P>