Actual Lenovo Black Wired USB Three Button Optical Red Scroll Mouse Section Quantity: 41U3029, M-MAE119, 41U3030 Options: Shade:Black Kind: Optical USB Wired Manufacturer: Lenovo Compatible Section Numbers: 41U3029, M-MAE119, 41U3030 Authentic Lenovo Black Wired USB Three Button Optical Red Scroll Mouse Part Number: 41U3029, M-MAE119, 41U3030 On Hand Now at Amazon