Wideband Air/Fuel Ratio Meter
Highly visible, backlit digital display
Allows more precise tuning
Programmable warning alerts rider of too lean or too rich ratio
Displays ratio between 10.0-24.0
Includes Bosch O² sensor, sensor bung, sensor bung cap and gauge bracket
Recommended for use with 4-stroke engines; for 2-stroke applications, use O² adapter PART #1861-0524
Requires a DC 12 V battery; will not function with AC/DC converter