PART NUMBER: SN-ZJ08 in your SONIC user manual 2 SPEED MODE FEATURES: Perfect for beginners and amateur racers They can choose the low speed mode for learning and smaller areas and high-speed mode for racing and larger areas QUICK RESPONSE: This is tested to give a stable performance You just switch on and drive There are no channels or frequencies to manage so the focus in only to have fun 2.4GHZ RADIO SYSTEM: The 2.4Ghz frequency has anti-jamming capability that allows to race more than 10 cars at the same time and the same area EASY TO CONTROL: The pistol-like feature allows you to control and maneuver the RC car within a range up to SN0 feet The controls are easy to master even for beginners QUALITY GUARANTEE: Original accessory for SONIC RC car, brand new, durable and practical for long term use