12V 24V Car Circuit Tester with Multimeter and

Multifunctional Car Circuit Tester covers most circuit diagnostic scenarios battery polarity and voltage test trailer light and connection test continuity and ground test starter test diode test short circuit tracking and location overload protection component activation and testing quick self-test oscilloscope function one-click screen rotation freeze screen data alarm buzzer real-time waveform display detects errors accurately Voltage Test Range 0-80V Multimeter Mode can measure DC voltage 0-80V resistance 0.1-200kOhm current maximum 8A frequency 10Hz - 20kHz diode continuity and offers comprehensive circuit test functions such as headlights of car turn signals tail lights faulty sockets non-functional air conditioners fuse connections which can be quickly tested different values of the car Oscilloscope Mode provides different voltage signals and waveform visualization in real time and can measure four key values maximum minimum voltage frequency and work cycle ideal for detecting sensors actors circuit connection problems and poor grounding If a short circuit occurs in the vehicle during the oscilloscope test the frequency may not be displayed correctly and you will need to use the supplied black ground terminal When testing external devices make sure that the product is well grounded Otherwise frequencies may not be displayed on the screen Component Activation Activate components such as starter fuel pump solenoid valve fan cooling fan headlights It stimulates the signals needed by the components and can help you quickly check whether the components are working properly or require maintenance equipped with a high-sensitivity stainless steel probe removable that suits your testing needs very well but also has an LED flashlight that makes it easy to work even in dark environment In addition equipped with an extended 5m detection line to facilitate the control of the front and rear of the vehicle as well as the entire circuit system Even beginners can use it with confidence compatible with 12V 24V vehicle electronic systems suitable for different types of vehicles such as cars SUVs pickups motorcycles electric bikes trucks Whether for routine DIY repairs emergency troubleshooting or maintenance and settings in professional workshops this device is perfectly equipped for you