༝LCD Digital Tachometer Gas Engine Tach/Hour Meter Resettable RPM Tester For 2/4
Insulated wire. You will wrap the RPM wire around the. Suitable for gasoline engines with different ignition modes, 7 engine strokes can be selected(1P1R, 1P2R, 2P1R, 3P1R, 4P1R, 6P1R, 8P1R, the default is 1P1R).