... to skin function, count function, the automatic low electricity warning9, unit conversion: g (g), oz (ounces), ozt (JinHeng ounces), DWT ( ... , namely symbol for the weight of the object ";• 3, press "UNIT" change measuring UNIT conversion;• 4, press "TARE" can be forced to zero ... to PCS button to display the p25pcs, (p50, p75, p100) UNIT keys chosen according to the numerical example of previous count ...