The 27-RL322GR dual dial-in grade rotary laser designed for easy to use operation via instrument controls or radio remote control. Two integrated rotary heads with built-in 635nm diodes Electronic self-leveling accuracy up to 3/32” at 100-ft (2.4mm at 30m) Working range up to 2,400-ft (730 m) Ideal for both indoor and outdoor applications -7% to 7% in both X and Y axis dial-in grade (single slope: ±10.00%) Illuminated display for precise level, grade, and vertical alignment 90° layout beams, variable speed, scan angles, and beam positioning Smart H.I. Alert System stops rotating and alerts user when laser has been disturbed or drifts
