This laser contains a horizontal 90A & a vertical beam It emits 4 laser dots simultaneously upwards downwards forwards & laterally in a right angle enabling the installation of internal construction elements perfectly perpendicular & at right angles to each other A press button feature & the laser levels itself automatically even on uneven surfaces It has a pivotable support to which the LA4P is docked The platform can be screwed to walls tied on to round posts & or because of its builtin rare earth magnets mounted firmly on iron or steel elements The platform also has extendable centring feet for precise vertical transfer of the centre points for drill holes or pipes Laser Beam accuracyup beam A 03mm Down beam A 020mm Square beam A020mm Kit comprises 4 point laser Multipurpose platform Wall bracket & two target plates Sturdy carry case