A:AnswerIt comes with only 1 battery that gives you about 7 minutes of flight time. Batteries are like $9 from ProtocolNY, the manufacturer. It is fairly easy to fly. You really have to be careful with wind outside. I'm not sure about the 9 year old kid part. lol
A:AnswerIt's a Christmas present, so I have wrapped it up without opening it, but I think it's about a foot from side to side. Look under the specs heading on the listing. That should tell you.