Fisher CZ-21 Waterproof Metal Detector + Bonus Pack

Fisher CZ-21 Waterproof Metal Detector + Bonus PackGo anywhere, do anything, with the all-weather target ID machine that's leak proof to 250 feet deep, the Fisher CZ-21 Quicksilver metal detector. Its patented electronics make it deep-seeking while it ignores the destabilizing effects of salt water, plus, it offers three tones to identify varying types of metal with faint-target audio boost.Fisher CZ-21 Metal Detector Controls POWER ON/OFF VOLUME: Dual Function potentiometer switch. Volume settings above '5' amplify faint, deep target sounds and limit loud target responses. SENS/BATTERY TEST: Dual Function potentiometer and switch. GROUND: TWIN LED's: Two light emitting diodes indicate signal strength and battery condition. PINPOINT: Dual function pushbutton for pinpointing and ground balancing when used in conjunction with GROUND control. Fisher CZ-21 Metal Detector Features Saltwater or Fresh Water Submersible to 250 feet Dual frequency Fourier Domain signal analysis Touch-Button