FLUKE F101 Mini Palm-sized Multimeter Portable Digital Multimeter Handheld Voltmeter 600V 6000 Counts Voltage Meter Universal Meter Measuring AC/DC Voltage Resistance Capacitance Frequency Diode Continuity Duty Cycle Features Multifunctional Tool: used to test DC/AC voltage, resistance, capacitance, frequency, continuity, duty cycle, and diode. Compact Size & Light Weight: as small as a mobile phone, this multimeter is in super mini size, suitable for single hand operating and portable to carry with. Auto Power-off: if there is no operation for 20 minutes, the multimeter will auto switch off to save energy. and you can turn this feature off as well. Easy to Use: with its simple design and clear style, it is easy to switch testing mode by rotating knob. Data Hold Function: convenient to read the measurement result. Handy Utility Instrument: with high precision, stable performance and accurate results, this multimeter is a must have for electrician.