VDIAGTOOL 6-42V Automotive Circuit Tester 1. AC detects the MAXMIN voltage, power frequency and duty cycle of the circuit under test, while DC volts detects the voltage value of the circuit under test 2. Resistance test and diode test mode: detects the resistance between the probe of the circuit under test and the auxiliary ground; while the diode test can quickly test the operation of the diode component and determine whether it is conductive 3. Extra-long detection cable 6m: covers the vehicle from the front to the back, you can easily check the entire circuit system 4. Current overload protection: When the current is overloaded, it will automatically disconnect the protection circuit to reduce unnecessary losses 5. Multi-language options: English, German, Spanish, French, Italian, Russian, Portuguese 6. Display: TFT color display (160 x 128 dpi) 7. External power supply: 12 or 24V power supply is provided by the vehicle battery 8. Dimensions: 28x47x178 9. Weight: 1.2 kg Packing list: - V200 circuit tester - Probe tip - 20ft extension cable - Battery connection clip - Cigarette lighter adapter - User manual - Box