1000g x 0.01g w/ Automatic Internal Calibration. At 1kg capacity and 10mg resolution the scale offers outstanding weighing performance. This is an excellent entry level high capacity lab scale. Its rugged design offers long operating life with an excellent return on investment. The AG1000 includes a 6.5in x 6.5in weighing pan, USB, RS232, and PS2 interface ports, a graphical LCD with onscreen instructions and much more.