Gump's grocery Simple Metal Detector Metal Locator Electronic Production DC 3V－5V DIY Kit

Gump's grocery Simple Metal Detector Metal Locator Electronic Production DC 3V－5V DIY Kit

Product Features

• Supply voltage: 3-5V;
• Dimensions: 66 * 61MM;
• Maximum detection range: 5CM;
• The new board simple metal detector kit with 1.6mm double-sided fiberglass board do
• Uses: games and entertainment, security checks, searches the body of metal products, including cell phones, knives, etc.,

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