Responding to the high demand from car audio enthusiasts and businesses, OSN Power has developed a range of innovative, high-current, lightweight, and reliable lithium car audio batteries, making us a major player in this market. Our batteries, based on the latest LiFePO4 technology, offer a safe and superb peak discharge, enhancing audio experiences. Adapted for extreme cold environments, we also provide lithium titanate batteries (LTO) renowned for their performance and 30,000-cycle lifespan. Products range from LiFePO4 12V 15Ah/25AH/45AH/70AH/100AH, 16V 100AH batteries to LTO 12V 10AH/30AH/50AH/80AH. Battery cells for DIY customers and group buying are available.