GPX, SD and GP series compatible metal search coils (old models).
This 15 "x 12" double D search plate has a greater depth of search and soil coverage, but is less sensitive to the tiny gold lenses than the 11 "DD plate.
Compatible Metal Detectors
GPX 5000 GPX 4800 GPX-4500 SD2200v2 SD2100v2 GPX-4000 GP 3500 GP 3000 GP extreme SD 2100e SD 2200D SD2100 SD2000
Waterproof, resistant to splashing, rain and washing, but should not be immersed under water.