Tattu R-Line 650mAh 95C 22.2V 6S1P Lipo Battery Pack with XT30U-F PlugTattu R Line 650mAh 95C 6S1P lipo battery pack What is R Line? R Line is a brand new product line specifically designed for professional FPV racing competitions. It's the selling version of Toppilot batteries. It's also a subsidiary of the Tattu brand. It's got higher capacity, lower internal resistance, and lower landing temperatures. They are remarkably more powerful than other graphene batteries. Generally, R Line batteries have the same specs as