USB NANO RECEIVER Dongle for Logitech mouse M950 M905 M705 M545 M525 M515 M510 M505 M345 M310 M185 - AliExpress
Logitech M705 Marathon Mouse
Amazon.com: Logitech Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics