Disc Golf Laser Rangefinder (Bushnell Edge Laser Rangefinder)Edge Disc Golf Laser Rangefinder is purpose built for the serious disc golfer. The first and only laser rangefinder with Z mode for elevation readings above or below the hole, relative to a players position. Plus, scan mode, angle readings, and distance measurement accurate to within + 3 feet all in, the most competitive edge for disc golfers. READS ELEVATION, RAISES ACCURACY Bushnell's exclusive Z mode technology instantly reads elevation change at