1,specialized in rc helicopter 2,steady flying ability 3,certificate: ... ASTM,6P 2012 Hottest ! 2.4G Big Metal RC Airplane With Camera1)Product information: Item no.U13ADescription:2.4G ... big metal RC airplane with cameraFrequency:2.4GItem size(CM)29.2*5. ... ,more scan design,high flying stability and so on. With high quality products and good service,we win a good ...