Lenovo 300 Wired USB Mouse GX30M39704 B&H Photo Video
Amazon.com: Lenovo GX30M39704 300 - Mouse - Right And Left-Handed - Wired - Usb - For 320 Touch-15, 320-14, 320-17, 520-22, 520-24, 520-27, 720-18, Legion Y520-15, V110-15 black : Everything Else
Amazon.com: Lenovo 300 USB Combo, Full-Size Wired Keyboard & Mouse, Ergonomic, Left or Right Hand Mouse, Optical Mouse, GX30M39606, Black & GX30M39704 300 - Mouse - Right and Left-Handed - Wired - USB : Electronics