... visibility laser line .full orientations,high stability Specifications:Lasers: 5dots,1V,1H, Horizontal line accuracy: ≤ ± 3mm /10m Vertical line accuracy: ≤ ± 3mm ... : ≥7hs Dimensions(LxWxH): 116x69x112mmFeatures:*Self-Leveling with magnetic pendulum.*5beams & 1V,1H(cross over the ceiling) ,laser lines have a large ...