Weatherproof & Durable Design: Built to withstand various outdoor conditions, the Fisher F44 Metal Detector features a weatherproof design, making it ideal for use in wet, damp, or rainy environments, ensuring reliable performance during your treasure hunts. 11” Waterproof DD Search Coil: The Fisher F44 comes equipped with an 11-inch DD elliptical waterproof search coil, providing excellent depth and coverage for detecting coins, relics, and other valuable metals. It’s perfect for treasure hunting in shallow water or on land Advanced Audio & Visual Target ID: With a 4-tone audio and 9-segment visual target ID system, the Fisher F44 helps you identify different metals with precision, allowing you to distinguish between valuable finds and unwanted items. Fe-Tone adjustable iron audio adds accuracy. Ground Grab Technology: Featuring computerized Ground Grab balancing, the F44 automatically adjusts to ground mineralization, ensuring stable and accurate readings on a variety of terrains. It optimizes your detecting experience by adapting to different soil conditions Versatile Operation Modes & Adjustability: Offering five modes of operation, the Fisher F44 allows for flexibility in detecting specific targets. Adjustable sensitivity and volume ensure you can fine-tune the detector for optimal performance, regardless of environment or conditions