https://www.aliexpress.us/item/3256803186163371.html
You must change the contact wires because the sulfate destroys the copper inside the insulator.
Originally Posted by
sgentryga
My neighbor has this car and is looking for some help repairing it. The transmitter battery contacts were badly corroded and when I took them out they were broken in half.
Unfortunately they were tossed in the garbage before I could measure them and get the proper size. They appear to be 12mm by something, but I just can't be certain now that they have been tossed.
Is anyone able to send measurements or a link to purchase?