Professional Metal Detectors 25cm Waterproof Search Coil with for Kids and Adults High Precision Metal Detectors Adjustable Height 78-108cm <p>【Multiple Detection Modes】The whole metal mode can identify different types of metals, including coins, cultural shrines, jewelry, gold, copper, silver, etc. The elimination mode can protect some low-value metals from being detected and distinguish large metals that want to be detected.</p> <p>【7.5-inch Waterproof Search Coil】The 7.5-inch large search coil can reach exactly the depth of 6 inches below the ground, and the coil detection is sensitive. The adjustable shaft and search coil are waterproof, very suitable for all kinds of situations, for example on the beach, in the garden, in the forest, in the meadow or when exploring in the mountains, underwater exploration of treasures like the river or at the seaside.</p> <p>【LED Display】Pointer display mode, the value is 0 to 10, which corresponds to the detection signal strength of the target metal. When detected, the machine will beep to remind you that metal is nearby. The closer the coil is to the target metal, the stronger the signal on the instrument and the further the pointer moves to the right. It is simple, and the volume and battery status can be adjusted intuitively.</p> <p>【Portable and Easy to Use】The weight of the metal detector is only 2 pounds. You can adjust the length of the detector for easy use (Max: 108cm/42.5"; Minimum: 78cm/30.7"). The machine is portable. At the same time, upgrade the arm support, which is more ergonomic and comfortable than other devices.</p> <p>【GOOD CHOICE FOR OUTDOOR SPORTS】The metal detector has a universal 3.5mm headphone jack, you can connect other headphones (not included) to the metal detector and adjust the volume to adapt to different environments. Simple and easy to use, it is very suitable for children and adults.</p>