The DD configuration produces a blade-like electromagnetic field that cuts through ferrous clutter while maintaining sensitivity to non-ferrous targets at depth

while the stainless steel construction ensures years of reliable field use

a wrist strap

and at one time you can clean about 100 coins - fast and easy

so their combined output cancels it

Minelab Headphone Jack Cover WD - CTX 3030 GPZ 7000 Minelab accessories The DD configuration produces aKeep your Minelab CTX 3030 or GPZ 7000 completely waterproof during underwater detecting with this essential headphone jack cover. This precision made cover screws securely over the headphone port to create a watertight seal when you're hunting underwater without headphones. Key Features Creates watertight seal for underwater metal detecting without headphones Threaded design screws on securely won't pop off during dives Genuine Minelab part ensures