This is the Radio Controlled, Electric Powered 1/10 Scale Senton Mega 4x4 Short Course Truck from Arrma. FEATURES: Chassis: Molded plastic with side impact nerf bars, chassis can hold batteries ranging from a 6-cell NiMH to a 4S LiPo pack 6.50" (165mm) long, and 2" (51mm) wide Drive: Four wheel with telescopic sliding composite driveshafts, spring loaded center driveshaft ensures solid engagement with front and rear gearbox inputs Differentials: Composite construction straight cut internal gears eliminate shimming or meshing issues Transmission: Suspension: Double wishbone front and rear Radio: 2.4GHz Tactic TTX300 3-channel, TR326 receiver, ADS-5 steering servo Motor: Brush equipped, Mega 12T 550 size Electronic Speed Control: 3-in-1 combines ESC, receiver and electronic control for the servo Shocks: Composite body, coil over, filled with 500cst silicone shock oil, equivalent to around 40wt shock oil from other manufacturers Shock Mounts: Molded plastic Bumpers: Molded composite flexible plastic with shock absorbing loops that attach bumpers to front and rear of chassis Steering: Ball raced steering with fixed molded upper links, servo saver Battery: 8.4V 2400mAh 7-cell NiMH hump configuration, T-plug connector secured in chassis with two hook and loop straps Battery Charger: ADC-N7 wall charger Battery Tray: Body: Trimmed and printed Wheels: Multi spoke Tires: dBoots Fortress Caster: Non-adjustable caster/toe-in refers to the angle of the front suspension when viewed from the side of the car in relation to the chassis Camber: Non-Adjustable, camber refers to the angle of the tops of the tires from vertical when viewed from front or behind vehicle Warranty: Two year limited warranty beginning at date of purchase INCLUDES: Assembled Senton Mega 4x4 Short Course Truck with Radio, 3-in-1 Unit, Trimmed Body, Battery, Charger and Instruction Manual REQUIRES: AA Batteries: Four for transmitter Track and maintenance equipment SPECS: Vehicle; Length: 22" (558mm) Width: 11.7" (298mm) Height: 8.2" (208mm) Weight: 6.3lbs (2.9kg) Body; Length: 20.7" (527mm) Width: 9.8" (250mm) behind front wheels, narrowest point 11.6" (296mm) at rear wheels, widest point Height: 5.8" (147mm)