Car Electrical Circuit Tester Probe with Light Bulb Digital Display Testing Pen Blue

Description

Voltage measurement. Bulb measurement. Load voltage measurement with light bulb. Pulse signal, such as hall sensor, ignition pulse, fuel injector pulse, fuel carbon tank solenoid valve, etc. Positive and negative direction detection. Frequency prediction. Detection of idle speed circuit, ignition circuit, fuel injection circuit and other circuits. After tested: All items are checked and tested carefully by our technical department.