Specification Power input: 5.0~5.5V Dimension: 35x35x9mm Fixing hole spacing: 30mm Weight: 7.3g PPM/RSSI/SBUS/SumD Receiver Cable Camera/video-TX cable Buzzer/LED strip/voltage detect cable OSD debug port to FTDI adapter cable If your Drones doesn #39;t PDB, you can use BR-PDB, it is the best solution for BRF3: ***Adabi Rc Hobby***