The product is a pack of 2 APC by Schneider Electric RBC55 replacement UPS batteries. These batteries are 12VDC and have a capacity of 426P05. Designed for use in power supplies, these batteries are reliable and high-quality, ensuring a consistent and uninterrupted power source for your equipment. Ideal for business and industrial settings, these batteries provide peace of mind knowing that your electrical equipment will continue to function without interruption.