Frankford Arsenal Platinum Series Precision Scale with LCD Display and Case for Reloading ACCURACY: 2 calibration weights for 3-point calibration and measures in grains, grams, ounces and carats and features a stability indicator with a 1500 grain (100 gram) capacity and is accurate to 0.1 grain (0.01 gram) EASE OF USE: Runs off 110V, 220V or 4 AAA batteries (included) with an auto shut-off after 180 seconds and a large easy to read back lit display and simple controls VERSATILITY: Features podium indentations to easily index arrow shafts and can measure in tare function DURABLE: Molded plastic storage case INCLUDES: Scale, calibration weights, metal powder pan, clear protective cover, storage case, 110V power supply and 220V adaptor