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: Need to find gold & silver jewelry, coins and other metal in the ground? Try this one. With this powerful and versatile metal detector, you can hunt for coins, relics, jewelry, gold and silver everywhere. It is also widely used in detecting aluminum, copper and rare metals and anywhere that hidden metal needs to be detected. 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: Metal Finder Only / With Shovel / With Headphone & Shovel / With Plastic Shovel / With Headphone & Plastic Shovel / Green Metal Finder / Green Metal Finder with Headphone & Metal Shovel (Optional) Material: ABS plastic + aluminum Frequency: 6KHz Voltage Range: 7.2~9.6V Display Mode: Mechanical indicator mode, sound mode Operating Mode: All metal, disc Sensitivity: >18cm / 7.09" (Test Coin: 1 CNY) Distinguish: Ferrous and non-ferrous Sensitivity: Adjustable Volume: Adjustable Headphone Jack: 3.5mm Battery Condition Indicator: YES Detect Objects: Metal(Iron nail, iron covering, aluminum ring, small aluminum product, coins, gold, bronze, silver) Detection Depth: 15-30cm / 3.94-11.81inch Power Supply: 2 * 6F22 9V battery (NOT included) Search Coil Diameter: 202mm / 7.95in Adjustable Height of Detector: 82-113cm / 32.28-44.49inch Metal Detector Weight: 350g / 12.35oz Package List: 1 * Metal Detector Main Unit 1 * Armrest 1 * Connecting Rod 1 * Search Coil 1 * User Manual (English) Package List: 1 * Metal Detector Main Unit 1 * Armrest 1 * Connecting Rod 1 * Search Coil 1 * User Manual (English)