range X Readability: 500g x 0.01g Minimum value: 0.03 grams Allowable error: +/-0.02 grams Stainless steel scale platform, durable ABS base (product does not include batteries, you need to configure 2 AAA batteries yourself) 9 measurement units G, GN, OZ, OZT, DWT, 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: Precision and portability at your fingertips Experience the convenience of our microgram scale set, designed for accurate measurements on the go. This portable set includes all essential accessories, ensuring precise calibration and consistent results wherever you need them. Durable stainless steel construction Built to last, this microgram scale set boasts a rugged design with stainless steel and ABS materials. This durable 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