Q: What flight modes does LD-B20C support?

A: LD-B20C supports only Stabilize mode, AltHold mode, and Turtle mode. No other modes are supported. (Note: Betaflight firmware does not support AltHold mode.)


Q: Does the RadioLink LD-B20C drone ball support 4S lithium batteries?

A: No, it does not.

Q: Why won't the lights of the RadioLink LD-B20C drone ball turn on or switch normally?

Q: Can digital or analog video transmitters be installed on the RadioLink LD-B20C drone ball?

A: No, it cannot.

Q: Does LD-B20C support GPS module?


A: No.


Q: Does LD-B20C support digital video transmission system?


A: 1S digital video transmission system is supported. Please connect the 1S digital video transmission module to Serial Port 4 on the flight controller as shown below, then modify the following parameters in Mission Planner:

1、Search for SERIAL4_PROTOCOL in Full Parameter List and change the value to 42 (DISPLAYPORT);

2、Search for OSD_TYPE in Full Parameter List and change the value to 5.

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