Low battery indication, Overload Protection, Diode and transistor testing, DC Voltage Measuring Range : 200mV-1000V, Accuracy Level : ±(1.0%+2dgt) AC Voltage Measuring Range : 200V-750V, Accuracy Level : ±(2.0%+10dgt) DC Current Measuring Range : 200?A-200mA, Accuracy Level : ±(1.5%+2dgt) Resistance Measuring Range : 200?-2000K