Bosch GLL 3-80 P Line Laser-Laser generates one horizontal and two vertical 360 laser planes from one startup point-Use for simultaneous leveling and alignment, and squaring right angles-Smart Pendulum System self-levels and indicates out-of-level condition-One 360 horizontal plane and two vertical 360 planes from one point-For simultaneous leveling and alignment, and squaring right angles-Pendulum locks for safe transport-Four AAA batteries and carrying case1 Year Bosch Parts and Service