For RC buffs a must! $310 gets you a quadracopter with live forward and look down video. Has ultra sound height control plus heading, roll & pitch stabilizers. All controlled and displayed by WiFi on iPad. Ultra easy for an older person like myself or my grand kids to operate. Mods: May have posted this in the wrong posts, was unable to find App. post section using iPad forum app on my iPad. My wrong I found it.