This is a Mitsubishi CR2025 33MM Battery with Cable used as a RTC backup battery in various Dell Vostro systems. Its part number is 23.22207.042. This item is New OEM, meaning this item was originally made for use by an OEM as a part of a system. Even though it may have the same partnumber as a standard part; this item may be configured specifically for the OEM that originally order it. This part does not come with any additional parts or accessories.