The Solar-One battery with HuP Technology is optimized for renewable energy systems. It has a slightly enlarged epoxy-coated steel case that allows cell removal and easier installation without a forklift or crane. Solar-One batteries are designed with 0.310" thick positive plates and a patented technology that allows them to be warranted for 2100 cycles to 80% DOD. The 10 year-warranty, 7-year free replacement and 3 years prorated is the best in the RE industry. Each Solar-One is made up of six 2-volt cells and comes with stainless steel hardware, lead-plated copper buss bars, a cell lifting strap and an operator/installation manual. Capacity @ 20-hr rate 845 A-H Weight lbs 742 Dimensions L x W x H 40" x 7.75" x 25"