... components which have features of ground balance. MD-5008 GROUND SEARCHING METAL DETECTOR Function:MD-5008 metal detectors, 3-3.5m depth of ... pipelines, cables;(5) Archeology, mineral exploration, find underground metal articles. Component:(1) Attach external battery box and bag(2 ... 5V Batteries(7) Operation Mode: Ground balance mode;Discrimination mode.(8) Packing: 4pcs/ctn Package:(1) G.W./Unit: ...