Automotive Diagnosis Tester/Circuit Tester, it can be used to measure DC voltage, the frequency andduty cycle of squarewave signal. t is easy to operate and can be used in vehical maintenance, repair andservice.

• Test Probe& Probe Holder

• Illumination light

• Bottom LED Indicator

• Middle LED Indicator

• Top LED Indicator

• Power Switch

• lllumination Switch

• Function Switch