Scalextric C8438 ARC Wireless Hand Controller 

• ARC Wireless Controller allows you to roam around the track without crossing wires with your opponent! Feel the racing intensity with a built in rumble pack and never miss the pit with the brake button.
• Ergonomically designed wireless hand controller
• Sm range with 2.4 Ghz technology
• Feel the race with rumble pack (11 different rumble patterns)
• Lane changing button for pinpoint overtaking (ARC PRO only)
• Brake button for even more control
• Easy to bind powerbase
• Sleep mode - auto shutdown after 5 minutes saves battery power
• Lanyard included for added security
• Only compatible when used in conjunction with an ARC enabled powerbase (ARC AIR & ARC PRO only, not compatible with ARC ONE)
• Requires 2 x AA batteries