Thank you for viewing! This is a battery for the Hitachi stick cleaner PVBH900K. I replaced the battery, but I haven't used it because of a malfunction with the main unit. This product is new and unused, but it has been stored at home, so there may be some minor scratches. Please understand that there may be individual differences, and if you are concerned or are a perfectionist, we recommend purchasing from a shop. Please purchase with your understanding. There are no problems with its use. We have thoroughly checked the operation here. Compatible with PV-BH900J and earlier models, strong mode operation confirmed for over 9 minutes and 30 seconds. Catalog states 8 minutes. Compatible with PV-BH900K and later models, strong mode operation confirmed for over 17 minutes. Catalog states 15 minutes. Applicable models: PV-B550E8, PV-BH500A1, PV-BH500H, PV-BH900H, PV-BH900J, PV-BH900K, PV-BH900SK, PV-BH900SL, PV-BH900SM