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Air Fuel Ratio Gauge Voltage Meter Air Fuel Ratio Meter 52mm Air Fuel Ratio Gauge Voltage Gauge 2in 2-In-1 12V Air Fuel Ratio Gauge Voltmeter LED Digital Display High Accuracy

<ul><li>Read the air-fuel mixture from 10 to 20 AFR, rich: 18-20 AFR, optimal: 12-18 AFR, lean: 10-12 AFR.</li><li>Monitoring the air-fuel ratio of the car, allows you to change the air-fuel ratio to maximize power and engine performance, reduce emissions, and improve fuel economy.</li><li>Hhighly visible, it can be easily viewed from all angles under any lighting conditions.</li><li>Easy to install, including wiring harness and necessary installation hardware, no other sensors are required.</li></ul>

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Specification: Item Type: Air Fuel Ratio Gauge Material: ABS Color: Black Diameter: Approx. 52mm/2in Readout: Blue digital LED Power: 12V/Maximum 0.3A Visual Angle: Less than or equal to 180° With red, green, yellow LED Accurate electronic reading, 20 LED showing Fitment: Universal fit for most of cars How to Use: 1. Connect the power cord to the meter. 2. Black represents the negative pole, it can be used when connected to the negative pole of the vehicle. Package List: 1 x Air Fuel Ratio Gauge1 x Wire Harness1 x Manual Note: Professional installation is highly recommended.

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