Digital Jewelry Scale - PS-02005This scale can accurately measure and display weights between 0. 003 and 20 grams. Accurate to within 0. 001g. Comes with plastic cover, bowl and tweezer, as well as a reference 10g weight.* Weighing modes: g, oz, gn, and ct * Max capacity: 20 g accuracy: 0. 001g calibration weight included (2 x 10g) * Also included with this balance is plastic cover, bowl and tweezer * Tare function, auto off function * 4 AAA Batteries are already included model #