Mini Oplink 433 433mhz 100mw Air&Ground Radio Telemetry Kit Module for CC3D Revo 3DR flight controller|air air|oplink miniair fors - AliExpress
Evo openpilot cc3d flight controller with case + mini osd for fpv hornet quadcopter multicopter|openpilot cc3d flight controller|openpilot cc3dcc3d flight controller - AliExpress