Find the hidden treasures that hide beneath the surface with this smart metal detector that is perfect for kids.Examine the surface and find the lost coins, jewelry and other treasures that are hiding. This metal detector has a depth of 10 cm and a display with sensitivity setting.Product information:Sound and light effects (LED) when detecting metalSearch depth: 10 cmWaterproof (can be used in shallow water)Can detect the following metals: Iron, nickel, gold, brass, zinc, copper, silver, aluminumDisplay with sensitivity settingBattery tests165 mm wide coil, waterproofLength: 65 - 100 cmAdjustable in length, adjusted as needed3.5 mm headphone jack6 AA batteries are required