the bbb has recieved 4 complants from me alone they said sense xheli,raidentech,nitroplanes,and nitrorcx.is the same company and they have alot of complaints.and they are takeing a serious look at thia company.ive sent the bbb all e-mails to and from xheli.showing that they dont answer and that when they do answer its after the 14 day return policy.this is bad business.they wont be around to much longer