BSIDE A40 Infrared Thermometer Electric Pen Type Intelligent Multimeter VFC Inverter Voltage Tester 1. Frequency (Hz): 0-200kHz (0-30VAC); 0-1000kHz (0-600VAC) 2. Operation mode: automaticmanual 3. Display range: 0-4000 counts 4. AC Voltage: 0-600V (AC mode); 0.8-600V (Auto mode); 10-600V (VFC mode) 5. Measuring resistance range: 0-4000 ohm; 4000-40 megohm 6. Power supply: 2 x 1.5V AAA batteries (not included) 7. Shell material: plastic 8. Multimeter weight: about 77 g 9. Size: about 19 x 3.1 x 3cm 10. Packing list: multimeter x1; test cable x2; screwdriver x1; carrying bag x1; user guide x1 Features: 1. Intelligent multimeter, LCD screen, clear display, easy to take and read data, lightweight and portable 2. Automatic detection, perfect function, fast test, accurate and effective, comfortable to use 3. Measurement functions: resistance, AC voltage, DC voltage, temperature, etc. 4. Convenient battery replacement, long life, low energy consumption 5. When checking the circuit connection or disconnection, by sensing the strength of the signal, the buzzer emits alarms of different frequencies 6. Intelligent upgraded chip, non-contact voltage detection, line break point induction search, more secure and not hurt the line 7. Zero fire line identification, one-key measurement, say goodbye to cumbersome, insulated operation, safe electricity checking 8. Continuity: If the resistance is less than 50 ohms, the buzzer will sound 9. Application: applicable to mechanical repair, electricians, household, automotive repair, etc.