This document provides specifications for a 12V lead-acid battery with a rated capacity of 9Ah at the 20hr discharge rate. The battery dimensions are 151mm x 65mm x 94mm and it weighs 2.8kg. It has a design life of 5 years at 200C and an internal resistance of 18mΩ when fully charged at 250C. The battery can be charged at rates up to 3.6A and has a minimum safe discharge voltage of 1.6V per cell.