... VQ1051D Back-to-back charging FOR Sony InfoLITHIUM L series batteries The AC-VQ1050D AC/DC Adapter and Battery Charger charges ... two InfoLITHIUM L Series batteries back-to-back. Up to 70% faster than your ... AC wall outlet for continuous recording.Compatible InfoLITHIUM L Series batteries include: NPF970, NPF960, NPF950, NPF930, NPF770, NPF750, NPF730, NPF73H, ...