Venom 35C 3S 850mAh 11.1V LiPo Battery with Universal Plug (EC3/Deans/Traxxas/Tamiya) x2 Packs Battery Type: Lithium Polymer (LiPO) Battery Capacity: 850mAh C Rate and Maximum Continuous Discharge (Amps): 35C (29.75A) Plug Type: Venom UNI Plug. Compatible with Traxxas Plug, Tamiya Plug, Deans Plug & EC3 Plug. C Rate and Maximum Burst Discharge (Amps): 60C (51A)