Traxxas 39086-4 E-Maxx Brushless 4WD RTR Vehicle with TQi 2.4GHz Traxxas Stability Management TQi 2.4GHz Radio System 30+mph with 2-7cell MI MH packs, 65+mph on 6S Li Po! (batteries sold separately) High-power 2200Kv motor Factory-installed waterproof mxl-6s brushless power system