The BANNER Bike Bull AGM Battery is completely maintenance-free and entirely leak-proof. This battery features AGM technology (AGM = absorbent glass mat), meaning it has a glass mat inside that binds the acid. After filling, the batteries are sealed and must not be opened again. Opening it will destroy the battery. It is primarily used in motocross, ATVs, jet skis, snowmobiles, and other similar applications. The advanced AGM technology ensures unmatched performance and reliability, making it the perfect choice for high-demand vehicles. With its robust construction and superior engineering, this battery offers extended lifespan and consistent power output. Whether you're tackling rough terrains or enjoying water sports, you can rely on the BANNER Battery YTX9-BS for optimal power delivery.