Please confirm the following before purchasing. ■Notes ・Everything in the images is included. ・I received this item from someone else, so the purchase date is unknown. ・I will not respond to comments asking for a price reduction. ・It may be shipped without the original box. ・The item's functionality has not been confirmed, and it is a junk item. Please understand that there may be some defects before purchasing. ・Returns and refunds are not accepted after shipping, under any circumstances. ・Due to my busy schedule, I will only send a shipping notification after purchase and will not send any other transaction messages. Please purchase only if this is acceptable to you. ■Internal ID: 540 Ergonomic design wireless trackball mouse, EX-G. - Brand: ELECOM - Model: EX-G - Color: Black - Type: Trackball - Connectivity: Wireless - Receiver: USB receiver - Features: Ergonomic design Thank you for viewing.