Scientific Explorer Treasure Tracker is a digital metal detector that will provide hours of fun as you and your child hunt for coins, watches, jewelry and other buried treasures under sand, dirt and more. This real working metal detector has a backlit digital LCD screen that provides an easy to see and understand rotating icon with text messaging to indicate when a metal object is found. The battery life monitor detects how much battery power remains in its 9-volt battery (not included). The easy-to-read display is hinged so it can be positioned in its protective housing or opened for regular operation. The Treasure Tracker can be can assembled into a full-sized metal detector that you use while standing up or converts with its adjustable handle into a smaller, handheld unit for searching in confined areas. Scientific Explorer Treasure Tracker also includes volume control to adjust the audio tone when passing over a metal object and a sensitivity controller adjusts the powerful metal detector’s search coil when switching from deep underground hunting to just skimming the surface searching. Explore the science behind searching for valuables at the beach or in your own backyard and become amazed by what you can find buried right beneath you. The Treasure tracker can detect objects up to 6-feet deep, is made of ABS and PP plastics, measures up to 28-inches tall and is easy to assemble and operate. Recommended for children 6 years of age and older.