Turnigy 5500mAh 6500mAh 4S 140C Hardcase LiPo. Capacity : 5500mAh, 6500mAh. Weight : 5500mAh ~522g / 6500mAh ~575g / (including cables). 1x Turnigy 140C 4S 14.8V Hardcase LiPo. The Turnigy Rapid range continues this pedigree by using cutting-edge technology to achieve even better performance, greater cycle life, and even lower internal resistance than before.