The Rolux RL-970YC is a large capacity, single lithium-ion battery charger. It is a portble charger and includes an adapter output. A liquid crystal display charge status. Suitable for all Sony NP/F Series DV batteries. Rolux are well known for their fantastic quality-built batteries and chargers. They have been in the battery industry for over 10 years, producing a range of products from V-mount batteries to Canon 5D battery plates. Because their batteries are so well sought after, they OEM (create unbranded versions of their products) for large brands including Zacuto, Shape, iKan and Cineroid, so its clear that these batteries are well respected as a fantastic and reliable battery solution.