range X Readability: 500g x 0.01g Minimum value: 0.03 grams Allowable error: +/-0.02 grams Stainless steel scale platform, ABS base (product does not include batteries, you need to configure 2 AAA batteries yourself) 9 measurement units G, GN, OZ, OZT, , CT, LB, TL, ML; Backlit LCD display screen the powder scale can easily subtract the weight of the container and calculate the quantity of small items we include 2 powder scales, 4 20G calibration weights, and 2 tweezers; We also include the user manual for the powder scales, which you can follow to operate; It is simple and easy to use compact size, easy to carry around, can weigh jewelry, gold, gemstones, coins, herbs, powders, spices, kitchen food Features: and portability at your fingertips Experience the convenience of our microgram scale set, designed for accurate measurements . This portable set includes all essential accessories, ensuring precise calibration and consistent results wherever you need them. stainless steel construction Built to last, this microgram scale set boasts a rugged design with stainless steel and ABS materials. This construction means your set withstands daily use while maintaining its sleek, professional appearance over time. Specifications: Material: stainless steel Color: silvery Size: calibration weight: 20g, tweezers: 4.92 inches/ 12.5 cm 2 x Milligram scale 4 x Calibration weight 2 x Tweezers Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays Package Contents: 1*set jewelry scale Only the above package content, other products are not included. 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.