wltoys

I have problem with my quad. I bought a WLtoys V686G FPV quad. And it has been flying fine for a few months now.. I also bought an extra battery. I took it for a flight over the weekend and there was a sudden loss of power. I assumed this to be a battery problem. After inserting a fully...

Does anyone know if I can remove the annoying beeping thingy in the transmitter and replace it with a nice quiet LED? It comes on and stays on during the entire time it's in "headless" mode. I don't know the transmitter model numbers, but it's used with several JJRC, Wltoys and other 250mm...