Our Razor Vapor Silver - 15130612 Battery Replacement Kit is comprised of high-rate discharge batteries specifically designed for use in UPS back-up systems. These are not general purpose 12V 7AH batteries sold by most battery retailers, this kit is comprised of 12V 7AH AGM HR (high-rate) series SLAs that are tested using Midtronics equipment in order to guarantee that OEM specifications are met and surpassed.