POCREATION High Accuracy Gem Tester Professional Jewelry Tester Pen with Type C Rechargeable Fast Detection Sound Light Alert for Novice Expert Jewelers Loose Set Gemstones

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[ & ACCURATE GEMSTONE IDENTIFICATION] This professional tester pen is engineered for rapid and precise detection, instantly distinguishing genuine and gemstones from synthetic simulants like or cubic zirconia. It delivers dependable results for both loose stones and set jewelry, making it an essential tool for verifying authenticity and protecting your investments with confidence.
[EFFORTLESS OPERATION] Designed for , our gem detector requires no technical expertise. Just hold the probe vertically on the item and press the switch. There is no long wait time—you receive clear, immediate results through both a bright LED light indicator and a distinct audible alert, allowing for quick and easy distinctions in any environment.
[PORTABLE & RECHARGEABLE DESIGN] This compact and lightweight electronic device fits perfectly in a wallet, pocket, or toolkit. Powered by a built-in 800mAh lithium battery with a convenient USB-C charging port, it offers exceptional portability for on-the-go testing. It's the ideal companion for jewelers, appraisers, and enthusiasts who need reliable gem testing anytime and anywhere.
[DUAL ALERT SYSTEM WITH ] Never second- a reading. Our advanced tester features a clear dual alert system where a bright indicator light is paired with a simultaneous beep sound upon detection. This multi-sensory feedback ensures you can accurately interpret results even in noisy workshops or under varying lighting conditions, minimizing user error.
[THERMAL CONDUCTIVITY TECHNOLOGY & PROPER USE] Utilizing precise thermal conductivity measurement, this pen provides scientific analysis of your stones. For guaranteed accuracy, please follow the correct testing procedure: ensure the probe tip and gemstone surface are clean, and avoid testing on unsuitable materials like pure metal, skin, or liquids. Proper operation ensures long-lasting reliability and precise results every time.