Up for sale is an Aiwa PB-4 rechargeable battery, suitable for certain Walkman models. Please note that this battery has been stored for over 20 years, and its working condition is untested as I no longer have the Walkman to check it. The battery exhibits signs of wear consistent with its age.

Included in the sale is the battery and its cover, designed for use with the Walkman. The sale does not include the Walkman itself. This listing is ideal for collectors, enthusiasts, or those willing to undertake repair projects.

Please examine the provided photos for a closer look at the battery's condition.