Pocket Coin Ping Tester Kit for Gold Silver Coin Testing

Descrição de Pocket Coin Ping Tester Kit for Gold Silver Coin Testing

【Portable Design】: Pocket Coin Ping Pinger Test Kit is compact and lightweight, making it easy to carry and use for verifying gold and silver coins. 【Scientific Principle】: The Coin Ping Test uses a resonance-based method to detect material differences in gold and silver coins. It captures the coin's resonant sound and frequency to support accurate identification. 【Easy Operation】: The gold and silver coin ping test is simple to use-no complex setup is required; just tap the coin to complete the test. 【Widely Compatible】: This testing tool is suitable for various precious metal coins, including gold, silver, commemorative, and collectible coins. 【Material】: The test tool is made of stainless steel and aluminum alloy, ensuring long-term durability. It is ideal for coin collectors, investors, and precious metal enthusiasts. Size: 12 cm x 3.5 cm (4.72 in x 1.38 in) Package Includes: 1 Coin Ping Pinger Test Kit Note: Please allow for slight measurement variations of 1-2 cm (0.39-0.79 in) due to manual measurement.