Tattu R-Line Version 5.0 850mAh 6S 22.2V 150C LiPo Battery - XT30 — connectors by Tattu.
Vendor-supplied listing. This part is made by Tattu and listed from GetFPV. Full specifications and current availability are held by the manufacturer; this listing carries the part, its price and its category.
Carried by GetFPV and Pyrodrone in this catalogue, so it does not depend on one supplier here.