I don't have the battery itself, so I don't know the model number. It's wrinkled. Width: 10cm Length: 20cm Thickness: 8cm Has an inner pocket I'm being careful about storage, but there is a smoker in the house. Please refrain from purchasing if you are concerned about details regarding the product, packaging, or shipping. I may delete the listing suddenly. I will pack it as compactly as possible. I may change the shipping method between Kuroneko Yamato and Japan Post.