subsurface contamination detector with resistivity meter

{"cid":"91217338","title":"Karst Cavity Detection System Environmental Site Investigation Tool Subsurface Contamination Detector","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/5f\/0e81519747bc7e1ec46275474fb3-200x200-1.jpg","attrs":{"Price":"Negotiated","Brand Name":"GOLD","Model Number":"wdjd-4a","Minimum Order Quantity":"1 set","Delivery Time":"5-8 work days","Certification":"CE, ISO","Place of Origin":"chongqing,China","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union","Supply Ability":"1 set per 5 days","Packaging Details":"wooden case","Product name":"Multi-function digital DC resisitivity & IP instrument","Prospecting depth":"0-500m","Characteristics":"Characteristics","Parameters to measure":"VP, IP, SP, RO, M, TH etc.","Voltage Resolution":"0.01uV","Array configuration":"Wenner, dipole to dipole, Schlumberger,","Current resolution":"0.02uA","Mineral type exploration":"Mineral type exploration"}}