Fisher CZ-21 Dual Frequency Metal Detector for Underwater Hunting garrett-at-max 5-inch elliptical coil give you

5-inch elliptical coil give you the tools to pull flakes and pickers from bedrock crevices

The GPX 6000's waterproof coils handle wet gravel and shallow water crossings without concern

The fully submersible design handles wet sand and surf-zone detecting without the coil-cable failures that plague non-waterproof accessories

~16 hrs + AA booster pack (~6 hrs) Wireless audio Wired Wired Built-in Z-Lynk + MS-3 wireless headphones Specifications

and prospectors working mineralized soil or wet salt

Fisher CZ-21 Dual Frequency Metal Detector for Underwater Hunting garrett-at-max 5-inch elliptical coil give youThe Fisher CZ 21, known to divers as the CZ21 QuickSilver, is a dual frequency underwater metal detector submersible to 250 feet, built for scuba divers and surf hunters who work saltwater beaches, freshwater lakes, and deep dive sites. Where single frequency VLF detectors chatter in hot black sand, wet salt, and mineralized mud, the CZ 21's Fourier Domain signal processing keeps targets clear. It ships with an 8 inch concentric waterproof coil,