The JSX100X Electronic Powder and Reloading Scale displays the weight of up to 1540 grains of powder or bullet weight and is accurate to .1 grain. It features a stainless steel weighing tray, a backlit digital display, and push button zeroing. We include four (4) free anti-static weighing dishes for gun powder. First, put a weighing dish on the scale and press the zero button. Then fill the dish with powder and read the weight... The zero button automatically subtracts the weighing dish!The scale itself is 3" X 5" with the tray measuring 2½" X 3". The stainless steel weighing tray has a spill-proof lip and is protected by a detachable hard cover when not in use. We even include an anti-shock pad to set your scale on. We ship this scale pre-calibrated so you should never have to re-calibrate it. Even so, we include a 100 gram calibration weight just in case. Yes, in addition to GRAINs of weight, you can also weigh grams, ounces, troy ounces, carats, pounds, and even pennyweights.We also have dies, presses, and components... Click Reloading Accessories to see more great products!