The Kapro 862 Prolaser Cross Line Laser is a laser level with vertical horizontal and cross beam options. The laser is innovatively designed for a very broad range of professional and DIY jobs including aligning tiles marble cabinets marking lay out for doors windows rails and fences. It has an indoor laser range of 20 metres and has a self levelling range of + and - 3 with a visual 'out of level' warning. The laser has an accuracy of 0.2mm per metre and conforms to CE RoHS and FDA safety regulations. This set includes a soft carry case (perfect for keeping all components together) a 1.3 meter tripod 2AA batteries and a Velcro strip.