Volmate Auto Ranging Auto-off Digital Clamp Multimeter Voltmeter Ammeter Ohmmeter, AC Current Tester Test AC/DC voltage, AC current,resistance, diode and continuity buzzer Featues Data Hold, Max Reading and an easy-to-read large LCD display Auto-ranging scales make electronic measurements much easier and a breeze Automatically enters sleep mode after 30 minutes of inactivity of rotary switch and buttons for saving power Comes with a carrying pouch and you are always able to keep it handy for use