The operation video is as follows: ANENG Multimeter Profeional Digital Multimeter Tester A3007/A3008 Auto Sensor Pen Tester 6000 Counts Voltage Multitester A3008 is a pocket type 3 5/6 digits pen-type smart multimeter, with true RMS. It will automatically identify DC voltage/AC voltage/resistance and measure, with no need to turn the dial to switch, easy to operate. Also, it features with stable performance, high precision, auto-off after 5min non-operation for energy saving, capacitance/diode/more test, overload protection, continuity test, non-contact voltage measurement(NCV), zero live line measurement, phase sequence measurement, etc. A perfect tool for profeional, factory, school, enthusiast or family use. Features: VERSATILE PEN MULTIMETER:This multimeter features test of voltage/resistance/capacitance/diode/frequency/temperature, continuity, zero line &non-contact phase sequence detection, etc. FAST RESPONSE &HIGH ACCURACY:ANENG A3008, 6000 counts digital pen type multimeter, has a sampling speed of 3 times per second and high precision measurement. EASY OPERATION:It has LCD clear screen, easy to read the measured values, flashlight available for darkne, data retention function convenient to query data, alarm beep when in use. DURABLE MATERIAL &PORTABLE SIZE:The meter, made from selected electronic components and sturdy plastic housing, is designed with light weight and easy-to-carry pocket size, comfort to grip. WIDE APPLICATION:The digital multimeter--a handy instrument and aistant, for testing, diagnosing and solving a variety of automotive and daily household electrical problems safely and accurately. MULTIPLE ACCESSORIES:1 U-shaped insert, 1 alligator clip, 2 gil-ded extra tip, 1 nickel-plated copper needle, 1 tapered needle, 1 extended nickel-plated copper needle, 1 banana tip are included. Measurement Range &Accuracy: DC Voltage: DC6V/DC60V/DC600V (0.5%+4); DC1000V (0.8%+10) AC Voltage: AC6V/AC60V/AC600V (0.5%+4); AC700V (0.8%+10) Resistance: 600 (0.8%+5); 6k/60k/600k/6M (0.8%+3); 60M (2.5%+3) Capacitance: 10nF/100nF/1uF/10uF/100uF/1mF/10mF (3.5%+20); 60mF (5%+3) Temperature: -20~50,(1.0%+5)