The Huafu 6-CNJ-200 is a 12V, 200Ah maintenance-free Valve Regulated Gel Battery. It uses a mixed AGM and gel technology for good cycle life and wide temperature range performance. Key features include a 12-year design life and a maximum charging current of 50.0A. It's widely used for solar/wind systems, lighting, power stations, and household energy storage. The company, founded in 1990, has sales of its gel battery ranking NO.1 in the China market for energy storage use.