One of the highest quality metal detectors ever find treasure up to 33' under the waves, on the shore and more! Gold Digger MD-3080 metal detector is fully submersible so you can treasure hunt where others can't - you can even use it while snorkeling or diving! Treasure tracking is one of the world's most rewarding hobbies. But traditionally, it's been a land-based activity. Not anymore! This unit is completely submersible and can be used in fresh and salt water alike. And when it finds a promising target, it alerts you by sound and a bright flashing LED. Also features well-balanced ergonomic design for comfortable use, 8 coil, a sophisticated VF (variable frequency) discriminator with a full range of trash rejection controls, 10 sensitivity modes, quartz crystal controlled audio, slow search mode that allows for slower sweeping to pinpoint locations precisely and more. Comes with waterproof headphones. Requires 8 'AA' batteries (not incuded). Not for use by children under 13 years of age.