<p>Compact and Portable: Designed for travel, this pocket spectroscope device is extremely small and portable. Whether you are exploring the gem market, embarking on a vacation, or attending a trade show, it can easily fit into your pocket or bag for easy carrying.</p> <p>Unparalleled Construction: The pocket diffraction spectroscope is carefully made of aviation Aluminum alloy to durability and . Combined with state-of-the-art optics, the tool guarantees excellent performance and accurate results.</p> <p>-Specific Color: The gem dichroic mirror clearly displays the on each , allowing you to view them individually.</p> <p>Distinguish Similar Gems: The gem identification jeweler tool helps to distinguish gems of the same color.</p> <p> and Reliable: The gem tester is made by professional craftsmen to withstand frequent use.</p> <p>Colour:Photo Color</p> <p>Material:Aluminum alloy</p> <p>The product batches are different, the appearance is slightly different, which does not affect the use</p> <p>Package Contents:</p> <p>1x Identification instrument</p> <p>1x Storage bag</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>