AMSTON SCALES 10,000 gram x 0.1 .1 gram High Resolution Digital Balance Scale Laboratory Analytical Bench Counting Grain Carat Gun Powder Gold Jewelry Ammo Reload 2 year manufacturers warranty. Counting Function. 10,000 x 0.1 Grams, 308646 x 1 Grain, 100,000 x 0.5 Carats.. 24 bit AD processor. Weigh in g, oz, lb, dwt, ozt, TMR, TAR, ct, tl.H, tl.J, tl.T, dr, GN, MM, Tola, or gsm. 8.5 x 7.8 inch platter. Auto shut off, backlight & beeper (all are selectable). A/C adapter & rechargeable batteries (both included). RS232 printer port on back.