Fisher Metal Detector Black Standard. Fe-Tone adjustable iron audio allows you to set the volume of ferrous targets lower than the volume of non-ferrous targets for increased clarity on desirable targets. GROUND-GRAB Computerized Ground Balancing and Manual Ground Balance making it easy to tune the F19 to the soil you are hunting in. Get your F19 and find what everyone else has left behind Specifications for Fisher F19 Metal Detector: Manufacturer: Fisher Included Accessories: Standard Water Resistance Level: Waterproof Coil Finish: Black Battery Type: 9v Battery Life: 15 - 20 hours Battery Quantity: 1 Weather Resistance: Waterproof Features of Fisher F19 Metal Detector FeTone Adjustable Iron Audio Enhanced V-Break Tone Discrimination System Notch Window with Adjustable Notch Width Backlit Display (Backlight) Computerized GROUND GRAB One Touch Ground Balance with Manual Override Unmatched Target Separation in Iron & Trash Continuous Ground Condition Readout: Ground Phase value indicates amount of mineralization Fe3O4 graphic indicates amount of mineralization Ground balance all the way to salt Static All Metal Pinpoint with Depth Indicator 19 kHz Operating Frequency Ultra-Lightweight only 2.5 lbs. (1.1 kg) Package Contents: Fisher F19 Metal Detector Fisher F19: F19 Metal Detector Black Standard