Junior Beginner Underwater Beach Yard Ground Handheld Metal, Allsun Ts20B. ?SUPERIOR WATERPROOF METAL DETECTOR? is the finest for the casual explorer or beginner metal searcher. Many people buy this for their beginner as it's light weight and very easy to use. NOTE: The measurement range is about 4cm in the air for a 5 cent coin. ? LCD DISPLAY?allsun Beach Metal Detector let you find everything easy or just larger objects. And LCD lights allow for nighttime searching. It is designed to find metal,search gold silver jewelry, coins and other metal in the ground. Power supplied by 1 piece of 9V, 6F22 battery or equivalent. ?ADJUSTABLE HEIGHT?You can adjustable height of metal detector -adjust the metal detector's length for comfortable use. Makes a fantastic gift for birthdays, holidays, Christmas and for friends, family, and co-workers. ?DIY ASSEMBLING?Cultivate your's manipulative ability.(Please put all parts together before exploration). It can be used to find missing or lost coins, pieces of jewellery and other metal objects. ?INTERESTING EXPLORATION TOOL?Making this tool great for science and outdoor exploration! The metal detector is great for both people and will provide hours of learning, fun and entertainment.