Halo XL450 Rangefinder - The XL450 delivers big on technology and value. Standard features include a water-resistant design, 450-yard range, 6x magnification and scan mode for constant ranging. It's also equipped with Angle Intelligence to ensure proper angle readings for all types of terrain. Turns out, going back to the basics is anything but basic. Maximum 450 yards to reflective target; 6x magnification; Angle Intelligence calculates true horizontal distance to target at any elevation; Scan Mode locks in multiple targets at different yardages; Precise to +/- 1 yard; Water resistant;