Professional True RMS Industrial Digital Multimeter and TFT color LCD display, providing fast A/D converting sampling time, high accuracy, built-in data logging, and Trend Capture features. AC/DC Voltage, AC/DC Current, Resistance, Capacitance, Frequency (electrical and electronic), Duty Cycle, Diode Test, Insulation Test, and Continuity plus Thermocouple Temperature. It can store and recall data. It features a waterproof, rugged design for heavy duty use