Description MODEL 89087-4: Maxx® Ultimate: 1/10 scale monster truck, fully assembled, Ready-To-Race®, with TQi™ 2.4 GHz radio system, VXL-4s™ brushless power system, and ProGraphix® painted body. What’s In The Box: Maxx Ultimate with Velineon® 540XL brushless motor VXL-4s waterproof electronic speed control with integrated telemetry TQi 2.4 GHz radio system with factory-installed wireless module Quick Start Guide High quality maintenance tools What You’ll Need: LiPo Battery Traxxas recommends a 4-cell 14.8 volt Power Cell LiPo battery for maximum performance. A 3-cell 11.1 V LiPo battery will operate the vehicle with reduced performance. NiMH batteries are not supported. Charger LiPo Balance Charger with iD® Alkaline Batteries Four AA alkaline batteries for the transmitter.
