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Mini 4 - Combustion Ratio Display - Lambda Meter

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Vendor : Koso

Product Type :

Sku : BA033030

MINI | Air/fuel ratio meter
This measuring device was specially developed for adjusting the carburettor or the injection system of 4-stroke engines. Its internal battery makes it easy to switch from one motor to another without having to disconnect any cables. If the instrument is permanently installed on a motor, simply connect power to the meter and you will get a nice backlight. This mini air/fuel ratio gauge is the perfect tool for 4-stroke engine tuners!


Air/fuel ratio
R: 12.2~17.2 | U: 0.1

Size of the measuring device

Weight of the measuring device

Effective temperature range
14~140°F (-10~60°C)


Supply voltage of the measuring device:
DC 12 (battery)

Power supply LCD

Battery life
± 450H

Standard for the measuring device
JIS D 0203