12PCS Battery Terminal Anti Corrosion Washers Protector Fiber, 2PCS Cleaning Brush, Automotive Accessories Universal for Car Marine Boat RV (Red/Green)

["Complete Terminal Care Kit: Includes 2 battery post cleaning brushes and 10 anti-corrosion fiber washers. Color-coded design (Red for Positive, Green for Negative) helps instantly identify polarity and protect connections.","Restore Conductivity & Power: Stainless steel bristles scrub away built-up corrosion and dirt from battery posts, cable clamps, and connectors. Regular cleaning helps improve electrical flow, extend battery life, and ensure reliable starts.","Compact & Portable Tool: Outer ring 44mm, inner ring 20mm (expands to 30mm when insert removed). Features a protective cover cap for clean storage and locking. Fits easily in any toolbox or glove compartment.","Simple Twist-to-Clean Action: Just remove the cap, place the brush over the battery terminal, press down and twist. This simple maintenance helps your vehicle start smoother and reduces unnecessary battery drain.","Customer-First Support: We are dedicated to providing a reliable product experience. If you have any questions or run into an issue, please reach out to us directly, and we’ll make it right promptly."]