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LED Light Sound Effect: Light sound effect can be turned on and off freely
this model is a collectible item
or high-temperature Stirling engines
Hands-on skills
LSU4.9 Air-Fuel Ratio Display Instrument Air-Fuel Ratio Analyzer + Oxygen Sensor Mini Portable Carburetor Adjustment Gear Material_EPP LED Light Sound Effect: LightLSU4. 9 Air Fuel Ratio Display Instrument Air Fuel Ratio Analyzer + Oxygen Sensor Mini Portable Carburetor Adjustment GearFeatures:. Professional LSU4. 9 oxygen sensor, paired with an LCD air fuel ratio and temperature display instrument, portable for professional measurement of engine air fuel ratio and gas temperature.. How to Use: Connect the 2S battery cable, align the sensor with the engine exhaust port, and the air fuel ratio and exhaust
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