Welcom to RC Heli branded! Sovereign Technology, a specialized manufacturer engaged in larger coaxial RC Heli, prototype design, fabrication, and OEM / ODM services. Helibaby, an impressive coaxial heli owned multi-rotor system, collective pitch, stylish fiberglass canopy, carbon fiber tail unit, CNC full metal ***** try the new product with fun. All needed Spare parts availabelel. view more information, pls searching Sovereign Technology Co., Ltd. to our web.