Advantage: High-precision 500g/0.01g jewelry scale, wonderful tool for weighing jewelry. Feature: Easy to read blue backlight LCD display. Design: Compact design with fast and accurate measurement with automatic and easy manual calibration. Widely use: work great for any of your mailing, jewelry, reloading, and Medicinal materials Multiple Weighting Units: g, oz, tl, ct. 3 Keys: UNIT button, Tare button, ON/OFF button