The ProScale LC300 Digital Scale can weigh up to 300g to the tenth of a gram (0.1g). This incredibly accurate scale is infamous for it's durability and large LCD screen. Operating on AAA batteries. The protective hard cover can double as an expansion tray for weighing. Precision: .1g Capacity: 300g Modes: g, oz, dwt, ozt Power Options: AAA Battery Colors Available: Silver Weighting Platform Size: 120mm x 72mm/4.75in x 2.75in Included Accessories: batteries, removable cover/tray