Metal Detector Detective 1200m Long Range 25m Depth 3 Antenna AKS Underground Gold Finder for Treasure Hunting UK Plug 100-240V Item Type: Metal detector Material: Aluminium Weight: Approx. 2699g/95.2oz Size: Host: 32x16.5cm/12.6x6.5in Accessory Size: 11.5x7.5cm/4.5x3in Range: 1200m/47244.1in Depth: 25m/984.3in Host Battery: Nickel metal hydride rechargeable battery, AAA, 1600mAh(Shipped with built in battery) Transmitter Accessory battery: Nickel metal hydride rechargeable battery, AAA, 1200mAh(Shipped with built in battery) Transmission Frequency: 5.6-6KHz Signal Frequency: 360-440HZ Detection Type: Gold, silver, copper, jewel Charging Time: 10-12 hours Purpose: Metal searching Working Status: 1. When fully charged, turn on the host detector, turn on the sensor switch, press the button corresponding to the item to be detected by the sensor, and then adjust the host detector to adjust the depth and range search function for detection 2. Under the condition that the hand is stable and free of other interference, when the specified detected object is detected, it will swing left and right, and when the detected object is large, the swing range will increase