All our SLA batteries are fully charged and ready to install. Our Solar batteries are maintenance-free and leak-proof. We make sure all our batteries are professionally tested and we guarantee 100% compatibility with your original equipment. We carry Brand New and Factory Fresh Deep Cycle Batteries, with a 1 year warranty. If you need more help with purchasing batteries for your Solar Application, please call our customer service department at (800) 657-1303 or email us at firstname.lastname@example.org.