The Muddy LR450 Laser Range Finder features a 5x magnification and 450 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:Durable rubber trimScan modeBattery indicatorYard/meter selectionLow Reflection modePowered by 2 AAA Batteries (Not Included)