30m Depth Metal Detector 1500m Range Underground Metal Finder Scanner Equipment with Display for Gold Silver Copper AU Plug 100‑240V Item Type: Metal Detector Material: Plastic Weight: 1127g / 39.75oz Product Size: 26x9.5x6cm / 10.2x3.7x2.4in Working Condition: 1. Fully charged, antenna installed, open the host, adjust the depth and scope of the search function can be detected; 2. In the handheld stable without other interference, the detection of the designated detection of the items will be swaying left and right, the detection of larger items when the amplitude of the swinging action will increase. Range: 1500m Depth: 30m Battery: NiMH rechargeable battery, AAA, 1600MAH (shipped with built in battery) Transmit Frequency: 5.6-6KHz Signal Frequency: 360-440Hz Detection Types: Gold, Silver, Copper, Aluminum, Porcelain, Hollow, Ebony, Dragon Vein Charging Time: 10-12 hours Usage: Metal Finding Detection Type, Range, Depth and Other Control Methods: Long press "+", "-" can quickly reach the required value with one key.