Indoor and outdoor drone racing can be lots of fun. You will need the right gear though. The Aerix Nano FPV Indoor Drone Racing Kit has almost everything you need to get started. It comes with a nano FPV drone, 5.8Ghz FPV camera, neon racing hoops, batteries, and spare parts.
The drone comes with 17500kv motors. It has a top speed of 25mph. You also get adjustable FPV goggles in the kit. costs under $200 at this time.