Hunt for treasure with the National Geographic Starter Metal Detector Kit! With a 7.4" waterproof coil, lightweight design, and simple operation, it's the perfect way to introduce kids to metal detecting. This metal detector is easy to use and perfect for the budding detectorist. Setup is simple and the advanced technology and powerful searching features make finding treasure fun and easy. Take it to the beach, park, or on a hike and find treasure everywhere you go! The high-quality, 7.4" dual coil is waterproof and capable of detecting hidden metal objects up to 4 inches below the ground. When an object is found, an audible beep” and the bright LED will alert you to the hidden treasure. Our lightweight, 1.2-pound starter detector is ergonomically designed to be all-day comfortable for kids, with an adjustable arm to find the perfect fit, and easily collapses down to 13" long for storage and transport. This kit includes a sturdy trowel kids can use to dig up their finds, along with a full-color Learning Guide filled with fascinating insight into the science and history of metal detecting.Details:Black7.4" (18.8 cm) waterproof coil (up to 4" deep)1.2 lb. weightIncludes heavy-duty trowel and full-color learning guideRequires 1 9V battery (not included)For ages 8 and up