6500mah 11.1v 3s LiPo battery for Traxxas Slash 4x4 70+mph in most brushless setups(11.1 volts), 39 minutes average run time(6500mah capacity) True 150C rating, 5C fast charge capable, Lifetime warranty 100% waterproof, Built today with factory fresh cells Built with genuine 12awg Deans Ultra wire, We add the connectors and balancing taps for you 138mm x 45mm x 36mm, 483g