No professional skills are needed-just power on the device, gently press the tip against the stone, and get instant feedback. Its user-friendly operation ensures accuracy with every test Experience cutting- with a built-in LED light source that requires no warm-up time. The top box can be opened to match gemstones of different sizes-Making it the ideal Portable Gem Tester for on‑the‑go evaluations Designed with an intuitive pointer interface, this device maximizes your productivity by allowing fast and efficient testing. Its streamlined performance makes it the ultimate Gemstone Tester for All Stones Engineered for speed and accuracy, our tester delivers reliable results in seconds. Its compact design ensures that you can swiftly verify authenticity anytime, anywhere, serving as a top‑quality Gemstone Tester Not limited to diamonds alone, this tester is perfect for assessing a wide range of gemstones. Whether you're a professional jeweler or a hobbyist, it offers various functionalities to meet your diverse testing needs, Weight: 0.15652820602 Pounds, Manufacturer: Pomoflexi