Weight Scale 0.1g x 500g Digital Pocket Jewelry Mini 4 iPhone Capacity: 500g / Resolution: 0.1g Color: Silver / Dimension: 4  x 2  x Reads in g/oz/ozt/dwt / Flip over top cover to use as platform Runs on 1 long-life lithium battery (included) / Auto OFF: 60 seconds LCD backlit display / Instructional manual included