GoolRC 4pcs 20cm DIY Waterproof Bright LED Light Bar for DJI F450 F550 RC Quadcopter Multirotor-White Red Four Six Axis Multiaxial Quadcopter FPV essential accessories. With bright LED light bar production, the factory have to weld JST female. Easy to use. Epoxy waterproof surface craft to protect the life of the lamp beads. Double-sided adhesive tape on the back, using the tear can be directly attached to the appropriate section. Light fixed-wing aircraft with four-axis multi-axis model aircraft navigation lights controller.