Check the listing for details. E-flite RC Airplane Viper 30mm EDF Jet BNF Basic with SAFE and AS3X EFLU17750. Condition: New. Listed at 199.99 USD. E-flite Viper 30mm RC Jet Introduction Featuring functional lights, a 4S compatible power system, and more, the E-flite® UMX™ (Ultra Micro eXtreme) Viper 30mm EDF is scaled down from the best-selling 64mm, 70mm, and 90mm models to deliver smooth handling plus incredible performance that makes it the class-leading choice for first-time to experienced EDF pilots! Like the full-scale ViperJet, it sports fighter-jet looks with the stability of a low-wing sport airplane, so more pilots can enjoy flying a jet – even if it’s your first-ever EDF! Plus, its exclusive AS3X and SAFE Select technologies make it easier to hand-launch or take off and land than other similar class models. Overview Similar to the full-scale ViperJet, the E-flite® UMX™ Viper 30mm EDF delivers fighter-jet.