The Easy Hunter Metal Detector Kit - Manufacture ID: GC1016AKTThis Gold Century Model GC-1016A Easy Hunter Metal Detector Kit has a water proof coil and can be used in shallow water where most Gold Rings are found. This unit can be set to detect all Metals or set for Motion Discrimination to distinguish Ferrous an non Ferrous metals. It has three adjusting knobs for sensitivity discrimination threshold and volume control. When a target is detected a tone will be emitted from the built in speaker or optional headphones and the strength of the signal will be displayed. The signal strength meter helps to determine the target depth and size. An adjustable Arm Support that can be set for your comfort. Light weight and compact make's this unit easy to transport and store. The auto ground balance feature make this detector so easy to use you won't even need to read the instruction manual! Or you have the option to adjust the sensitivity and set the Discrimination function to detect all metals or ignore trash metals. This is the best entry level metal detector we have seen. Retail Value $89.95Specifications/Special Features:- Power supply: Two 9V batteries required static current - Operation Frequency: 5KHz ~ 6.5KHz - Operation modes: ALL METAL DISC - Target Indications: Audio -1.2 speaker or earphone jack - View meter - Knobs for adjustment: SENS DISC and VOLUME - Sensitivity: max depth > 7 for a US quarter in ALL METAL mode - Motion discrimination - Auto ground balance - 6.5 waterproof search coil - 3.5mm earphone jack (earphone not included) - Low battery indication (Red LED) - Arm support for easy carrying- Owners manual - Included accessories:- GC10005c - Sand-filtering Scoop for Use with Metal Detectors. - GC10002 - Headphones GC-10002 with Volume control 100mw Max Input Power.