2 Plane battery. Lightweight: Be made of EPP material, lightweight, high flexibility, not easy to break.
US Volantex F4U Fighter RC Plane WWII 2.4G 4CH 500MM Remote 6Axis Gyro Stunt RTF
VOLANTEX 2.4G RC Plane WWII P51D 4CH Aerobatics RTF Brushless Motor 500mm Toy
US RC Plane 2Channel US Army RC Airplane, 2.4Ghz Remote Control Airplane RTF Toy
US RC Plane 2CH US Air Force RC Airplane,2.4G Remote Control Biplane RTF LED Toy
US RC Plane 2 Channel US Flag RC Airplane 2.4Ghz Remote Control Airplane Vehicle