Garrett AT Pro International plus finds pouch plus coil cover Waterproof to 10ft (3m). Ideal for use in both fresh and saltwater, AT Pro International will ground balance to saltwater. Highly Recommended for: Coin Hunting, Jewelry Hunting, Relic Hunting, Cache Hunting, Prospecting, Competition Events, Beach/Fresh Water Hunting This all-terrain detector offers new and exclusive Garrett technology that makes it ideal for hunting coins, relics, caches, jewelry, and even gold nuggets. Select from either Standard or Professional search modes with enhanced audio features. All Terrain Versatility: Weatherproof housing designed for dusty, humid or wet environments; unit can be submerged to a maximum 10-foot depth. 15 kHz frequency: improved detection of small targets, gold nuggets, jewelry Ground Balance: automatic and manually adjustable for improved performance Graphic Target Analyzer™ (GTA): identifies target's conductivity Continuous Coin Depth Indicator: to determine target depth Battery Condition Indicator: shows battery life continually