Discover hidden treasure with the National Geographic Metal Detector Starter Kit! This beginner metal detector is perfect for the budding detectorist. Set-up is simple, and powerful searching technology makes finding treasures fun and easy. Take it to the beach, to the park, or on a hike, and find treasure everywhere you go! The high-quality 7.4-inch coil is ultra-sensitive and waterproof. When you find an object, a light and beep will sound to alert you of your discovery. The lightweight, 1.4-pound detector is ergonomically designed to be all-day comfortable for kids or adults, and an extendable arm makes it simple to customize the detectors length. When you're done, the detector folds down to just 13 inches long for convenient storage and travel. The kit also includes a heavy-duty trowel and a detailed learning guide packed with facts about metal detecting science and history.