This BANNER Bike Bull AGM battery is completely maintenance-free and entirely leak-proof. Utilizing AGM technology (Absorbent Glass Mat), the battery contains a glass mat inside which absorbs the acid. Once filled, the batteries are sealed and must not be reopened, as doing so would damage the battery. Ideal for use in motocross bikes, ATVs, jet skis, snowmobiles, and more, it ensures reliable power performance across rugged terrains and various weather conditions. Designed for durability and efficiency, the BANNER YTX7L-BS Battery excels in providing stable and robust energy, making it a top choice for enthusiasts and professionals alike.