Receiver ModeIts receiver mode allows for use with a receiver , maintaining full brightness for visibility while extending the working range of the laser to 30m360° Accurate Fine AdjustmentHeavy-duty leveling base is fast and easy to set up and level. Locking pendulum to help prevent damage to internal components. Fine Tuning knobs: with the ability to fine tune adjust the level you will always have the level line where you need itIntelligent AdjustmentThe rotating lasers can automatically self-level for inclined set-ups of up to ±3°. Both vertical and horizontal point lasers can be positioned to set perfect 90 degree anglesIndoor & Outdoor ModeScanning mode makes work easier by improving visibility in bright lighting conditions. Projects down beam with raised clearance. provides dot visibility and alignment for wall track layoutIndoor & Outdoor ModeScanning mode makes work easier by improving visibility in bright lighting conditions. Projects down beam with raised clearance. provides dot visibility and alignment for wall track layout