dynabook USB Optical Mouse Model Number: PAMOU005 This laser mouse is lightweight, making it comfortable for extended use. Although it is unused, it does not come with a box or instruction manual. External Dimensions (mm): Approximately 54.0(W) x 32.3(H) x 95.0(D) mm Weight: Approximately 62g (including cord) Sensor Type: Optical Interface: USB 1.1 Retail Price (per unit): Approximately 4000 yen Will be shipped with care. Power Supply... Rechargeable Connectivity... Wired