capacity: 50/0.001g, 100/0.005/0.002/0.001g electronic balanceAuto shut off(selectable)Tare and Zero function.Auto calibration.Large digital LCD/LED display Counting functionWith RS232 (option)Measures: g,ct,oz,tola,dwt14 units (selectable)Resolution:1/30000~1/100000Power sources: 6X AA batteries or AC/DC adaptor. FRH-h balance