The Muddy LR500 Laser Range Finder features a 5x magnification and 500-yard range detection. This range finder is waterproof with an IPX7 waterproof rating. Select between yards and meters depending on usage. This unit features a battery indicator, low reflection mode, and scan mode. These features help you get the range to your target quickly and accurately. Product Specifications 500-yard Range 5X Magnification 24mm Lens IPX7 waterproof rating Durable rubber trim Yard / Meter selection Scan Mode Battery Indicator Low Reflection Mode Powered by 2 AAA batteries (not included)