This is the Venom 3.7v 6300mAh LiPo 1S 80C Hard Battery with a Universal Plug.
Like all Venom LiPo Batteries, this battery delivers the run time and power that you demand, and is loaded with heavy-duty features like 12AWG soft silicone wire leads and their patented (Patent No. 8,491,341) High Current Universal Plug System. This LiPo battery comes with plug adapters to fit Deans, Traxxas, Tamiya and EC3 Plug Types. Venom’s high capacity high discharge rate LiPo battery packs to deliver peak performance.
One Venom 3.7v 6300mAh LiPo 1S 80C Hard Battery with a Universal Plug