Logitech Mx Anywhere 2s Wireless Bluetooth Mouse 2.4ghz 4000dpi Rechargeable Gaming Mice Dual Connection Mouse Original - Mouse - AliExpress
User manual Logitech Anywhere MX (English - 2 pages)
Amazon.com: Logitech MX Anywhere 2 Wireless Mobile Mouse – Track on Any Surface, Bluetooth or USB Connection, Easy-Switch up to 3 Devices, Hyper-fast Scrolling : Electronics
Getting Started - MX Anywhere 2S – Logitech Support + Download