TBBSC Digital Weigh Scales,High Precision Jewelry Pocket Scale - 500gx0.01g Digital scale,500g capacity and 0.01g readability; Easy-to-read Blue Backlight LCD display Jewelry scale,Compact design with fast and accurate measurement with automatic and easy manual calibration Weight scale,Will work great for any of your mailing, jewelry, reloading, and Medicinal materials Smart scale,For known jewelry,said screw,said chinese medicine and said medicine Jewelry Weight Scale, Need 2 AAA batteriesnot included with a one minute auto shut off feature.