Features: All metal mode: lets you search for all different types of metal with auto ground balance and high sensitivity. It\'s the best operation mode. DISC mode: discriminates what kinds of metal is being detected. Volume: to adjust the volume level of speaker and headphone. Earphone jack: lets you connect headphones to the detector. View meter and pointer: the meter pointer swings to the right if metal is found. Waterproof search coil: lets you search for metal objects under shallow water. Adjustable stem: lets you adjust the detector\'s length for comfortable use. Handle and elbow support: can let you carry and operate your detector comfortably, to make sure this detector is easy for people of different sizes, ages. Detection indication: audio alert and pointer indicate the detection of metal. Wide range of applications: suitable for finding and testing metal objects, gold and silver jewelry, coins, relics, etc. Whether you are a budding treasure hunter or an experienced metal detecting hobbyist, you can easily use it.