gold detector waterproof gold detector MD3080 Waterproof Gold Detector Specification:         1.Detection depth:  50 cents(US):18cm 2.Detecting depth for underwater: ≤10m 3.Power supply: 8 pcs of AA batteries                                                                   4.Current consumption: 16mA(stand by current) 5.Operation temperature: -10~+50°c             6.Adjustable handles:104-124 cm 7. Size of search head: 10 inch 8.Weight: 1.8kg (approximate)