Can they be reconditioned?

"First make sure the batteries are installed correctly. Here's how it's done:

http://bags4mags.com/wordpress/tag/nikke...

It appears others have had the same problem with this now discontinued item and gone to another one:

http://gettinghealthyusa.com/wordpress/s...

UPDATE

Roy, it's a matter of practicality. The thing new is $35.

It was discontinued prior to 2009 and I can't even find a photo of it.

You need one to tear down to create a repair guide. Which you could yourself using the following link:

Creating a Repair Guide"