MECO 0.001g 30g High Precision Digital Milligram Jewelry Gold Silver Pocket Scales With its fine 0.001g legibility and relatively large 30g capacity, this scale is ideal for weighing precious metals, stones, herb/medication, and reloading. LCD display with backup light Tare weighing function Over-load indicator Auto power off Quality built construction Powered by either AAA batteries (NOT included) or power cord DC 3.6V-6V/250mA (NOT included). Dimensions: Approx. 94 x 31 x 136mm / 3.7" x 1.22" x 5.35"