Founders Club Golf Laser Range Finder with Slope Compensation Pinseeking Function- Locks on to pin and provides accurate distance to the hole Slope Function provides corrected distance for elevation Measurement Range 5 to 450 yards with 6X Magnification Fully Waterproof-Carry Case-Strap-Battery- Lens Cloth included Caution for Laser Radiation: This is a class 2 laser product (human accessible power output: &lt;1mW), for protecting your eyes, please do not stare into the beam or view directly with optical instruments