VLF Metal Detector with Automatic Tuning and Ground Balance: * Detects coin-sized objects up to 6" deep; larger items up to 2" * Trash eliminator control removes undesirable items from detection * Treasure meter determines strength of signal to pinpoint location of object * Power and sensitivity control * All-metal mode for detecting all types of metal * Multiple tones for various metal objects * Uses 2 9V alkaline batteries * Includes 5 year warranty