Uncover hidden treasures in iron-infested sites with TreasureTeks Elite Metal Detector by Teknetics. FeTone adjustable iron audio and iron target indicator allow you to pick and choose your target choice.V-Break, the industrys first variable breakpoint tone discrimination system allows you to program the detector so that any target with an ID in the range of 0-69 will create a low tone. Three-tone audio ID sounds when you pass over a target, while the pinpoint mode with depth indicator hones in on the target and shows how deep it is. Fine-tune the detector using the 0-99 target ID and 0-39 variable iron discrimination to block out unwanted targets. Lightning-fast recovery. Locking stem collars. Manufacturers limited five-year warranty. Made in USA. Batteries: One 9 volt (not included). Application: coin, relic, treasure. Length: 40-50. Search coils: 11 double D, 4-dia. concentric. Frequency: 7.69 kHz. Wt: 3 lbs. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Metal Detectors.