The Ohaus PR523 is a precision-counting scale with a load capacity of up to 520 grams. It has a sturdy design, with a construction that is made from die-cast aluminum and ABS plastic, making it durable and reliable. Additionally, the scale features a high-resolution display and an adjustable weighing pan to give precise readings in grams, milligrams, or carats. This scale is ideal for use in a variety of industries, such as jewelry, electronics, and food production.