[X4U] Battery

[keith_w]

Michel Treisman wrote:
>  From giving me an hour of usage, my battery has collapsed to lasting  
> about 3-4 minutes, after being fully charged. Is there any way to  
> restore a battery in that state? Or any good source for a cheap   
> replacement?
> Mike

Good morning, Mike!
Perhaps I've missed something here that would give me a clue, but WHAT 
battery?
What does it power?
What's the battery make and model?
Now new or old is it?

Need some more information.

keith whaley