Bosch GCL 2-160 Crossline Laser Combo with Plumb PointsHighlights: Self leveling All in one functionality provides highly visible lines and points for horizontal leveling, vertical alignment and plumb point Transfer applications Bright laser lines have a visible range of 65' with an accuracy of 1 8" at 33' Receiver mode for use with optional line laser receiver (LR 6 or LR 7) for a working range of up to 165' and or in bright lighting Smart Pendulum System self levels and indicates out of level condition