Muddy Laser Range Finder 650 Yard The Muddy LR650 Laser Range Finder features a 7x magnification and 650 yard range detection. This range finder is waterproof with a 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. Features: The Muddy LR650 Laser Range Finder features a 7x magnification and 650 yard range detection This range finder is waterproof with a 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