Detection Depth Treasure Hunter High Sensitivity Water Detection Gold Detector Description: This treasure hunter is mostly used for archaeological exploration, which helps detect gold and silver, check underground treasures. Detection depth allows you to detect treasures that buried deeply in the ground. And high sensitivity ensures the accuracy and timeliness of metal detection. Furthermore, you can also use it in shallow water. Features: All Metal Detection - This treasure hunter is capable of scanning and detecting all metal, including gold, silver, coins and other metals. Detection Depth - You can detect treasures that buried in deep ground. Adjustable Sensitivity - Sensitivity can be adjusted through the left-hand knob to detect different metals. Detection Indication - Audio indication and LCD screen remind you of metal detecting. Target Elimination - You can eliminate the detection of metals that not in need. Underwater Detection - You can also detect metals in shallow water normally. Specifications: Product type: Treasure Hunter Detecting objects: Metals like gold, silver, aluminium, copper, iron, etc. Detection indication: LCD screen, audio indication Detection depth: According to the size of the metal, the larger the metal, the deeper the detection depth, a small coin, the detection depth of about 10-15cm, a silver dollar detection depth of 10 cm, a mobile phone detection depth of 25 cm, a 10*10 copper mirror detection depth of 50 cm, a can of silver dollars if buried for hundreds of years, can be detected about 1 meter. The larger the metal, the better the oxidation and the deeper the detection, the maximum measurement depth is 3 meters. Waterproof: Support Working frequency: 6.6KHz Adjustable sensitivity: Support Power supply: 6*1.5V batteries, DC9V( not included) Package size: approx. 55 * 23 * 13 cm/ 21.65 * 9.06 * 5.12 in Package weight: 1555g Package List: 1 * Treasure Hunter 1 * User Manual Note:Six AA batteries are required for power supply. When installing batteries, pull the battery box out of the base to see the battery installation position on the back. Install three batteries in the front and three batteries in the back according to the positive and negative levels.