Traxxas 2.4GHz E-Revo Brushless Variable Color 4WD Ready-to-Race TSM Vehicle (1/10 Scale) FEATURES: Traxxas Stability Management (TSM): Superior tuning algorithms run on high-speed electronic components to control wheel spin and steering di INCLUDES: Traxxas E-Revo Racing Monster Truck with brushless motor, two 7-cell 8.4V 3000 mAh NiMH batteries, TQi radio, painted body, TSM, decals inset REQUIRES: Transmitter Batteries: Four AA