Protek 506 Digital mulimeter

Features
True RMS
Dual Display for Frequency. AC Voltage and Temperature
RS232C Interface
10 Location Memories
Min., Max., Avg. and Relative Mode
Decibel Measurement
Capacitance and Inductance Measurement
Temperature Mode (℃ / ℉)
Pulse Signal Injection Function for Logic and Audible Test etc.
Continuity and Diode Test
Logic Test
Auto Power Off and “”Keep ON”” Mode
fused 20A Input with Warning
Beeper
Back Light
Date Hold and Run Mode
Low Battery Indication Mode