Is this what you have?
https://www.carson-modelsport.com/en...fr2-500906276/
Toasted!
Amazon ( not shipping from china)
servo tester, digital multimeter. Since this may be the first you have, go cheap. Fry doesn't have to cry.
New F/R ESC that has the same connection.
And lots and lots of YouTube. How to.
Please let me know, so we could move on.