Display: Ground phase value

Raider coil cover to prevent scratching

Prospectors who've used shaft-mounted detectors all day know the arm burn

the Gold Bug's transmitted field interacts far more strongly with small

Orders ship free in the US

Fisher CZ-21 Dual Frequency Metal Detector for Underwater Hunting alligator clips Display: Ground phase valueThe 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,