I purchased a mini pocket rocket bike you have to use gas in order for it to run and if it doesn't they wont return it because you put gas in it ! you cant mail anything that has had gas in it. A sure way to rip you off by hiding behind us postal service.There answer to that is talking to tech department that will hang up on you if you don't know anything about a motorcycle engine.The web site minipocketrockets lets you read customer reviews on site but doesn't let you leave one on site? Also mini pocket rocket as an f rating from better business bureau I hope this helps other people from getting riped off by mini pocket rocket. read full review »