Gowe high sensitivity treasure metal detector Underground metal detector,wire detector

Description

Operation Mode: Ground Balance /Discrimination Transmission Frequency: 6.99+-0.2KHZ Audio Frequency:450+-10Hz Power: about 2.5w Power Supply: 8pcs of 1.5v batteries/ rechargeable batteries(optional),available external Power:DC12V Accessories: charger, headphones, external battery box, small coils Coils Size :big coil (diameter 390mm) Small coil(diameter 300mm) Detect Security: big coil:40-45cm (1coin size as US 25 cent) Small coil:25-30cm (1 coin size as US 25 cent) Maximum detecting depth: big coil:5 m Small coil 3.5m Note: Maximum detecting depth is tested by one piece of 60Lx60wx1H aluminum board buried in dry soil. Generally the more large surface area of detecting target and more detecting targets, the more deep detecting depth. Package size: 1unit gross weight :6.3kg 1unit carton size:775x455x190mm 1carton gross weight: 26.8kg(4units/cn) 1carton size(4units/ctn):765x480x790