The Muc-Off eBike Ultra Corrosion Defence offers long-term protection against corrosive elements, specifically designed for bike batteries and components. It utilizes advanced anti-corrosion additives and inhibitors to provide superior protection against rust and corrosion, even on existing rust. This formula drives out moisture and leaves a protective layer on the bike's frame, battery casing and terminals, metal parts, plastics, and paintwork, safeguarding them from moisture damage. It penetrates and protects, leaving a non-drying film that prevents rust. This product is ideal for protecting battery terminals and casings, is resistant to hot, cold, and salt water, and dissolves rust. Its protection lasts up to 12 months and it is easy to apply with the included 'Genius Straw'. It is best used after washing to drive out excess water.