1000g x 0.01g Class II Advanced Precision Balance with Automatic Internal Calibration, which automatically calibrates the scale at start up, user defined time intervals, or with a simple push of a key. Rugged Die-Cast Metal Housing makes the scale durable and ideal for even the most demanding lab applications and precision weighing. The scale is equipped with 7 weighing functions and 9 weighing units including grams, kilograms, carats, pounds, newtons, grains, ounces, ounces troy, & pennyweight . The AGC is intuitive and easy to use. The scale features a large backlit LCD Display and RS232 Interface. The balance improved productivity and efficiency with essential features such as Weighing, Dynamic & Animal Weighing, Parts Counting, Check Weighing, Display Hold, Percent Weighing, and Totalizing.