Jewlery Scale, 0.01g - 500g Digital LCD Display Pocket Weighing Mini Scales For Gold Kitchen Grain Scale Gram G/OZ/CT/GN- Digital Pocket Scales - 0.01g to 500g.Measures in units: g,oz,ozt,dwt,gn,ct. Measures from 0.01grams to 500grams, ideal for weighing small items such as herbs & spices in the kitchen. Auto Calibration, Tare function, Auto Off. Requires 2x AAA batteries.(Battery and weights Not included) Bright Backlit 5bit LCD display is easy-to-read even in poor lighting environment NOTE: Please remove the black plastic cover before weighing. As shown in the picture,the weighing tray is silver metal,not plastic cover.