After the power is turned on, the indicator light is on. Materials: magnesium (flint), iron (part 2). Flint Stone. 360°side-scan detection area,pinpoint tip detection. Made of magnesium and iron, fireproof, waterproof and unbreakable.
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Metal Detector Pinpointer with LCD Display, IP68 Full Waterproof Pin Pointer Wand, 3 Modes Handheld Pinpointing Finder Probe Treasure Hunting with Belt Holster for Adults and Kids, A Battery Included
Metal Detector Pinpointer Full Waterproof Handheld Pin Pointer Wand High Accuracy Professional Handheld Search Treasure Pinpoint - AliExpress
Updating Fully Waterproof Pinpointing Metal Detector LCD Display High Sensitive Hand Held Pin Pointer Wand IP68 Underwater to 3M