This is a junk item that cannot be charged. The battery may be bad, but I'm selling it because it was too much trouble to repair. A USB cable is not included, and only the outer box and the main unit will be shipped. Please understand this before purchasing. Year of purchase: 2024 Usage period: About 1 year *The warranty card is only shown to prove that it is a genuine product. The warranty card will not be included when shipped, only the box and the main unit will be sent.