7 Functions and 19 ranges to cover AC/DC voltage, resistance DC amps battery, diode and signal H2 testing two 575mm (23Inch) test leads Low battery indicator, diode and fuse protected super sensitive meter Test dicibel ratios, diodes, transistor and continuity tests AC-V:0 - 200 - 500v Battery: 9V - 1.5V.DC - V:0 - 200MN - 2000MV - 20V - 200V - 500V.DC - A:0 - 2000uA - 20mA - 200mA. Resistance: 0 - 200 - 2000 - 20K - 200K - 2000K