The Triplett 9065 True-RMS AC/DC Digital Multimeter is a 4-5/6 digit (60000 count) true rms data logger. It offers a large variety of measurement features including AC/DC Voltage, AC/DC Current, Resistance, Continuity, Diode Test, Temperature, Frequency and the ability to record up to 20,000 measurements. The rubberized overmold provides sure grip and drop resistance. The high contrast display makes it easy to see at a distance or in dark locations and with a powerful rechargeable lithium-ion battery it can last for days. Overall, the Model 9065 is well suited for industrial applications that require a full featured data logger.