Power Sonic is an energy storage multinational headquartered in Reno, Nevada, with major operations in the U.S., U.K., France, Mexico and the Netherlands Power Sonic SLA batteries are completely maintenance-free and feature Absorbent Glass Mat technology (commonly referred to as AGM) for improved battery performance and safety. With a valve-regulated splash-proof construction that works safely in any position and a power-to-energy ratio that produces excellent energy density, it's easy to see why so many people choose Power Sonic as their first choice for 6V and 12V SLA batteries. Our Lithium Iron Phosphate (LiFePO4) batteries are the most advanced smart batteries available, including Bluetooth technology, series-parallel useable batteries, lithium batteries, and smart medical vehicle batteries.