








⚡ Unlock the true value of your precious metals—accuracy meets convenience!
The MDJ-600K Digital Electronic Gold Purity Tester offers professional-grade, non-destructive testing for gold and other precious metals with a 600g weighing capacity and 0.001g/cm³ density resolution. Featuring a rechargeable battery and instant digital display, it’s the essential tool for jewelers, pawnshops, and precious metal experts seeking precise, on-the-go authenticity verification.
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