and the backlit display keeps settings readable from first light to headlamp hours

and this coil gives you that access

Digger Construction: Chrome-Moly steel

The carbon fiber construction provides the right balance of strength and flexibility that GPZ 7000 users expect

Note: Lower stem and coil hardware are sold separately

Garrett 9 x 12" Elliptical Search Coil with Coil Cover for ACE Series Detectors stainless-steel-tip and the backlit display keepsGarrett 9 x 12 Elliptical Search Coil with Coil Cover. This waterproof coil hunts deeper and covers more ground per sweep when hunting in large open areas. The hard plastic coil cover will prevent scuffs and scratches. This coil is compatible with the Garrett ACE series Metal Detectors (ACE 150, 200, 250, 300, 350, and 400). Introducing the Garrett 9" x 12" (30 x 76cm) ACE PROformance Metal Detector Search Coil. Comes with Garrett 9" x 12" Coil Cover.