Tattu R-Line V3.0 1300mAh 6S 120C LiPo BatteryWhat 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 more powerful than any graphene battery. Generally, R Line batteries have the same specs as our popular Toppilot batteries. There are different R Line