DetectorPro Land Or Sea PinPointer will not only help you locate your finds quickly during recovery, but will also save you from possibly damaging a valuable find by not hitting it with your digging tools.
The Land Or Sea is waterproof and designed to work in salt water.
Features:
Waterproof up to 20 feet
Powerful pulse circuitry that works great in mineralized dirt and salt water
Sound, Vibrate, or Sound & Vibrate –  and LED Signal Indicator
2 Years Warranty.