1.Easy to Carry: The Analyzer features a built-in rechargeable battery, making it highly portable and convenient for outdoor use. Its ultra-long standby time ensures that you can test anywhere without worrying about power outages. 2. Wide Application: This Digital Electronic Tester is versatile and not limited to just gold. It effectively tests the purity of other precious metals such as platinum, K gold, silver, and palladium, making it an essential tool for jewelers, pawn shops, and precious metal dealers. 3. Purity Tester: The Meter accurately measures the purity of various precious metals including gold, silver, and platinum. Utilizing advanced technology, this analyzer provides high detection accuracy for reliable results in assessing metal authenticity. 4. Digital Display: The Content Detector comes equipped with a clear digital display screen that showcases important information including density, weight, purity, and K value of the tested material, ensuring you have all the data you need at a glance. 5. User-Friendly Design: Designed with user-friendliness in mind, this Precious Metal Densimeter Density features an intuitive interface, making it easy for both professionals and beginners to operate, allowing for quick and efficient testing.