Measures AC Current up to 300AVoltage up to 600 VACResistance and ContinuityPointer Lock - Data holdEasy to use Rotary ScaleMeasures Volts and Amps, no batteries requiredWorks in temperatures from 5°F to 122°FOperates on 50 and 60 Hz frequencyCAT IV, 600 V Safety RatedIncludes test leads, battery (installed, for resistance measurement only), Users Manual, Carrying Case