THIS IS A PORTABLE ELECTRONIC SCALES FOR GLASS POWDERS. IT WILL COMES TO YOU WITH A SPECIAL SMALL PLASTIC POT (FOR A POWDER YOU WANT TO WEIGHT), 2 x AAA BATTERIES AND 5-GRAM WEIGHT FOR PRECISION CALIBRATION BECAUSE THE CORRECT QUANTITY OF DYE IS VERY IMPORTANT TO GET A SAME COLOR OF GLASS IN FUTURE. DIMENSIONS OF SCALES: 110 X 60 X 15 MM. ACCURACY - 0.01 G. CAPACITY - 200 G.