Kensington SlimBlade Pro EQ Trackball - Optical - Cable/Wireless - Bluetooth/Radio Frequency - 2.40 GHz - Rechargeable - White - USB Type C - 8 Programmable Button(s) - Symmetrical - 4 Month Battery Run Time

Manhattan MW3075 Wireless Optical USB Mouse - Full-size Mouse - Optical - Wireless - 32.81 ft (10000 mm) - Radio Frequency - 2.40 GHz - Black - USB Type A - 1200 dpi - Scroll Wheel - 3 Button(s) - Symmetrical - 1 x AA Battery Supported

Lenovo Stylus - Notebook Device Supported