Known battery issues RESOLVED. OVERDRIVE requires a Starter Kit and a compatible mobile device. Set up is easy, simply open the Starter Kit and build your battle track. The Overdrive app automatically handles everything else, from getting you connected, to teaching you gameplay, so you can start playing immediately. It's effortless by design.

What's Included:

• 2 Robotic Supercars
• 2 riser pieces
• 6 curved track pieces
• 1 four-car charging system
• 4 straight track pieces
• 1 tire cleaner

System Requirements:

• A Starter Kit is required to play.
• Each player must have a compatible iOS or Android Device.
• Wifi required for battles between iOS and Android devices.