Features BATTERY COMPARTMENT DESIGN: The digital multimeter tester use 9V battery(not include), the large capacity make the measurement wordless, you can use with confidence RANGE KNOB DESIGN: Electronic multimeter use a knob range, the dial is clear, easy to measure, simple to read, convenient to operate, useful and practical BRACKET DESIGN: The digital multimeter has a bracket at the back for easy placement and observation of data, provide great convenience for measurement APPLICABLE SCENARIO: Digital multimeter can be use in power industry, oil industry, communication industry, railway tunnel, industrial and mining enterprises, construction industry PEN JACK DESIGN: Ohmmeter voltmeter pen is inserted tightly, has good contact, has maximum value warning, and help a lot for you to use, accurate and reliable Spec: Item Type: Digital Multimeter Basic Functions: Measurement Range and Accuracy: DC Voltage: 200mV, 2V, 20V, 200V: ±(0.5%+4); 1000V: ±(0.8%+15) AC Voltage: 2V, 20V, 200V: ±(0.8%+8); 750V: ±(1.2%+15) DC Current: 200uA, 2mA, 20mA, 200mA: ±(1.5%+10); 10A: ±(2.5%+15) AC Current: 200mA: ±(2.0%+15); 10A: ±(3.5%+15) Resistance: 200Ω: ±(0.8%+5); 2kΩ, 20kΩ, 200kΩ: ±(0.8%+3); 20MΩ: ±(1.0%+25); 200MΩ: ±(5%+30) Capacitance: 20nF, 2uF: ±(2.5%+20); 200uF: ±(5.0%+10) Display Type: LCD digital display Operation Mode: Manual range Maximum Display: 1999(3 1/2) digit automatic polarity display Diode Test: Yes Transistor Test: Yes Backlight: Yes Overload Indication: OL display on LCD Low Battery Indicator: Yes Continuity Buzzer: Yes Operating Temperature And Humidity: 0~40 degrees Celsius, less than 75%RH Auto Power Off: Yes Input Impedance: 10MΩ AC Frequency Response: 40~200Hz Power Source: 1 x 9V 6F22 battery(not include) packing list: 1 x Multimeter 2 x Test Lines 1 x User Manual Package List 1 x Multimeter 2 x Test Lines 1 x User Manual