Dr.meter Mastech MS8264 30-Range Digital Multimeter with Temperature Measurement, AC/DC Voltage 30 Range Full Featured digital multimeter with n,Frequency and Temperature Measurement. Auto power off (could be disabled) & Blue LED Back-lit LCD display. AC/DC 1000V/10A 200KHz 200uF 40Mohm Relative Measurement hFE Diode Check Continuity. LED/ Sound Warning when incorrect banana jacks are used relative to function switch setting. Conform to the IEC1010-1 standard CAT III 600V and CAT II 1000V.