Shark Cordless Floor and Carpet Sweeper Replacement Battery XB2950, Fits V2950, V2945Z,V1950

I cannot seem to find the correct replacement battery for my shark cordless. label on it says replace with xa2950; will an xb2950 work?

What’s the warranty

battery in my sweeper is x1725qn 4.8v=1.3ah can i replace it with a 7.2v? can't fine a replacement like this one

I have a cordless carpet and floor sweeper model v600z. i need a new battery xbp610n. i cannot find any info on the shark web site.can anyone help me?