Holley 26147 E85 Checker for E85 Fuel ONLY

Easy to use: Simple operation for quick and accurate E85 fuel ratio determination, Convenient size: Compact design for easy storage or transportation, Calibrates air-fuel mixture: Facilitates optimal power and efficiency by determining the exact ethanol-to-gasoline ratio in E85 fuel, Brand trusted for quality: Manufactured by the well-known Holley brand, ensuring reliability and performance, Battery-powered: Requires no external power source, ensuring portability and ease of use