The XL450 delivers big on technology and value. Standard features include a water-resistant design, 450-yard range, 4x magnification and scan mode for constant ranging. It's also equipped with AI Technology to ensure proper angle readings for all types of terrain. Turns out, going back to the basics is anything but basic. FEATURES; Maximum 450 yards to reflective target; 4x magnification; AI Technology compensates for slope to target; Scan mode allows for constant ranging; Precise to +/- 1 yard; Water resistant. Includes CR2 lithium-ion battery, Lanyard.