test device for lambda sensor, measuring range from 0 to 1 volt, in steps of 0.05 volts, operates with 12 volt vehicle power supply
Suitable for cars with electronic fuel injection and catalytic converters. Also useful for testing the ECU injection control unit. Can be simply connected to the on board 12 volt battery with the 2 crocodile clamps. Prevents catalytic converter damage and provides an optimal fuel/air mixture.