Gel-Tech batteries are designed to provide superior performance for marine, commercial, and recreational applications. The gelled electrolyte technology creates a low self-discharge rate, which eliminates the side effects of prolonged storage and extends battery life. Spill-proof, vibration resistant, and built to withstand varying temperatures, these batteries can perform both starting and deep cycle tasks. Maintenance-free. Made in the U.S.A. For pleasure craft: 12-month replacement period & 60-month pro rated credit period. 12 Volt.