When I see that users are offended or worried to see that the battery is labeled "Sony" on the label, I just worried about them ... The box is Nikon Battery doing well Nikon brand on the label and the hologram that goes with it. Simply, the battery out of a Sony factory and door this mention in the corner. For the rest, on a D800, no difference. Well recognized as new and full capacity battery. I think Sony's expertise in batteries is well established ...