Amazon.com: Numeric Keypad & Mouse Combo, Cateck 2.4G 19 Keys Wireless Mini USB Number Pad Keyboard and Mouse Combo with USB Receiver for Laptop Desktop PC Notebook- Just One USB Receiver :
Numeric Keypad Mouse - Best Buy
This mouse which is also a numpad at work. : r/mildlyinteresting
EZKey Mouse - MoreInspiration
How to use your keyboard to control the mouse pointer in Windows 10 | My Computer My Way