This portable clamp meter with powerful functions such as direct current and AC current measuring, resistance and capacitor measuring, automatic shutdown and so on. You can use it for your daily using or works. Come and have a try, it will not let you down. Features: This clamp meter has the flashlight function, so you can use it in dim or full black environments. Portable size and easy to hold, also allows you to operate, carry and store it more conveniently. The clamp meter can real-time display of ambient temperature when measuring values. Automatic shutdown: The system will automatically shuts down after 15 minutes without operation. Multiple measurement functions: AC and direct current voltage and current measuring, resistance and capacitor measuring, temperature and frequency measuring, diode and line on-off test, NCV and live measuring. Specifications: Material: ABS Ac current: 400A Direct current current: 400A Direct current voltage: 600V AC voltage: 600V Resistance: 600m Capacitor: 60.00mF Temperature: -40~1000/-40~1832 Frequency: 60.0Hz 1000Hz Diode: 1V NCV: Live: AC voltage measurment: Line on-off test: 1 Automatic identification: Automatic measurement: Overload protections: Operating height: Max.2000m Display: LCD Max. display value: 6000 digit Polarity indication: automatic indication, and "-"indicates negative Over ranges display: "OL" or "-OL" Sampling time: About 3 times/second. bargraph 10 times/second Unit display: function and electricity quantity unit display Power: 3 * AAA battery (NOT INCLUDED) Temperature coefficient: less than 0.1*accuracy/ Operating temperature: 18~28 Storage temperature: -10~50 Package size: 200 * 75 * 75mm / 7.9 * 3.0 * 3.0in Package weight: 255g / 9.0ounce Packing list: 1 * Clamp Meter 1 * User Manual