Equipped with a bright digital display and LED indicators, it clearly shows whether a relay is functioning properly. Green light = Relay working properly. Red light = Relay faulty or not compatible. Product Model: RT01 Relay Detector.
ANENG 12V Car Relay Tester Automotive Diagnostic Tool Electronic Battery Checker
ANENG Universal Car Relay Tester Voltage Tester RT01 11-25V Car Battery NewUSA!!
