REV X E85 Super Tester - Reusable Gasoline Ethanol Testing Kit electronics_July2024_update You can clean the head

You can clean the head pillow cover with water and dry it in the sun or air dry for next use

【EASY INSTALLATION】Just stick the covers on the window control switch with the double-sided gum

Wide Range of Use Scenarios: This Magnetic Engine Block Heater is suitable for a wide range of vehicles and equipment

(Diamond-DC)

REV X E85 Super Tester - Reusable Gasoline Ethanol Testing Kit electronics_July2024_update You can clean the headREV X E85 Super Tester Reusable Gasoline Ethanol Testing Kit Product Features Test your fuel for proper ethanol levels to ensure it does not damage your engine. Test kit also tests for e85. Simple test to discover the percentage of ethanol alcohol in gasoline. With readings of e10, e15, e20, e25, e80, e85 and e90 High levels of ethanol could damage your fuel system and lower your fuel mileage. Ethanol can damage motors not equipped or designed to use