Model number: RCC41072 1) Frequency: 27hz, 35hz, 40hz, 49hz 2) Factory assembled front and rear suspension with coil spring shock units 3) Semi-proportional right and left steering with forward and reverse 4) Install (teardown) the calash with a screwdriver 5) Sealed gearbox 6) Two speed selectable wheel and trigger type transmitter included 7) Each color box includes: Racing car, Controller, 12V rechargeable battery, charger and a set 6 "AA" batteries Inner packing: window box Dimensions: 74 x 32 x 20cm Outer packing: 4pcs/carton Carton dimensions: 90 x 50 x 69.50cm N.W.: 26.20kg  G.W.: 28.70kg