Nitrous Outlet Compact Spark Plug Reading Tool

Compact Micro Magnifier with LED Lighted Focusing Loupe 11x magnification For Precise Examination Battery-operated with two AAA batteries (not included) Ideal for Detailed Inspections and tuning Adjustments The Nitrous Outlet Micro Magnifier Spark Plug Reading Tool offers 11x magnification, providing a clear view of spark plug details often missed by the naked eye. Equipped with LED lighting and a focusing loupe, it makes inspecting spark plugs effortless. This tool is invaluable for identifying crucial tuning information, including heat distribution, timing marks, air-fuel ratios, and pre-detonation. Perfect for fine-tuning and optimizing engine performance, it's a must-have for any serious enthusiast or professional tuner.