1. Intelligent voltage/resistance identification 2. Multimeter mode (measures voltage, resistance, diode, continuity) 3. Oscilloscope function 4. Vehicle component activation 5. Adjustable 0-5V power supply Function: 1. Frequency 2. Free network upgrade 3. Built-in multiple languages Power - ConnectionThe Probe is powered by the vehicle battery. Connect the RED clamp to the positive pole of the battery, and the BLACK clamp to the negative pole of the battery. The probe will automatically start to the working interface, the LED light will illuminate the test area, which is convenient for use in the dark area Languages: English, Spanish, German, French, Italian, Portuguese, Polish, Russian, Vietnamese, Thai, Indonesian, Filipino, Malay, Arabic, Korean, Japanese, Traditional Chinese, Simplified Chinese Display: 2.4 inch true color TFT screen (320*240 DPI) Operating temperature: 0℃-60℃ (32-140℉) Storage temperature: 40℃-70℃(-40-185℉) External power supply: 12V or 24V battery powered