Feature: 1. Practical Metal Detector: perfect for finding metal objects and anywhere that hidden metal needs to be detected. Besides, this easy to operate metal detector suitable for research or educational use as well. 2. Designed to Find Metal: with ALL METAL \u0026 DISC two modes to search gold \u0026 silver jewelry, coins and other metal in the ground. 3. Adjustable Height of Metal Detector: adjust the detector\u0027s length for comfortable use. 4. Detection Indication: audio alert and pointer indicate the detection of metal. 5. Waterproof Search Coil: you can use the metal detector in the shallow water. Specification: With your metal detector, you can hunt for coins, relics, jewelry, gold, and silver just about anywhere, including lawns, snows, mountains and etc. The detector is versatile and easy to use. Features: Practical Metal Detector: perfect for finding metal objects and anywhere that hidden metal needs to be detected. Besides, this easy to operate metal detector suitable for research or educational use as well. Designed to Find Metal: with ALL METAL & DISC two modes to search gold & silver jewelry, coins and other metal in the ground. Adjustable Height of Metal Detector: adjust the detector's length for comfortable use. Detection Indication: audio alert and pointer indicate the detection of metal. Waterproof Search Coil: you can use the metal detector in the shallow water. Volume Control: adjust the output volume of the loud speaker or headphone. Wide Applications: testing metal foreign body of raw materials, fuel and food, detection of underground pipeline & line, archaeology, exploration, found buried treasures of gold, silver and metal artifacts, the acquisition of scrap metal industry, customs and safety inspection, etc. Specifications: Type: Detector Only / With Headphone / With Metal Shovel / With Metal Shovel & Headphone (optional) Material: ABS + Metal Color: Black Frequency: 5.0 KHz Current: Static: 10mA ; Maximum: 70mA Voltage: 7.2-9.6V Sensitivity: US 25 cents: 130mm Display Mode: Mechanical Pointer Mode, Sound Mode Retractable Length: 78-108cm / 30.71in-42.52in Disk Diameter: Waterproof disk 20cm Power Supply: 2 * 6F22 9V battery (NOT included) Package Weight: 1200g / 2.64lb Package Size: 40 * 20.5 * 10cm / 15.75 * 8.07 * 3.94in Package List: 1 * Metal Detector 1 * User Manual (English) Package List: 1 * Metal Detector 1 * User Manual (English)