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Tattu R-Line Version 4.0 1550mAh 14.8V 130C 4S1P LiPo battery pack is the updated version of R-Line series in 2021. With More Punch, Lower Internal Resistance and Less weight, Tattu R-line V4 definitely dominate all your races.
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 more powerful than any graphene battery. Generally, R-Line batteries have the same specs as our popular Toppilot batteries. There are different R-Line versions for the needs of different FPV racing competitions.