Logitech MX Anywhere 2S Wireless Mouse, Multi-Device, Bluetooth and 2.4 GHz with USB Unifying Receiver, 200 To 4000 Dpi Any Surface Laser Tracking, 7-Buttons, Laptop/ PC/ Mac/ iPad OS - Graphite Black :
Logitech MX Anywhere 2 Wireless Mouse, Bluetooth or 2.4GHz Wireless Mouse with USB Unifying Receiver, 1000 DPI Any Surface Laser Tracking, Amazon version, PC / Mac / Laptop - Black : Amazon.co.uk: Computers & Accessories