... covered with PC skin. 4:Hand launch or rubber catapult SWAN04 is a wing removable, portable electric unmanned aerial vehicles, the ... rubber band catapult, parachuting or belly slidingIn the civil field, SWAN04 UAV can be used to monitor the city planning and ... oProductShow = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); SWAN04 Electric UAV System