USB NANO RECEIVER Dongle for Logitech mouse M950 M905 M705 M545 M525 M515 M510 M505 M345 M310 M185 - AliExpress
New Logitech Unifying USB Receiver for M905 M600 M525.Mouse & K350 K750 Keyboard | eBay
List of Logitech products - Wikipedia
Logitech M505 Wireless Mouse Red - Office Depot
Amazon.com: USB Receiver, 2.4 GHz Wireless Technology Portable USB Unifying Receiver USB Mouse Adapter for Logitech G903 for Lightspeed Wireless Mouse : Electronics
Amazon.com: New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215 : Electronics
Unifying Receiver 1 to 6 Devices USB Dongle for Logitech Wireless Keyb – Magconn
Wireless Dongle Receiver Unifying USB Adapter For Logitech Mouse Keyboard Connect 6 Device For MX M905 M510 M505 Keyboard K400 - AliExpress
Amazon.com: BestParts New USB Dongle Mouse Receiver Adapter Replacement for Logitech G502 Lightspeed Wireless Gaming Mouse : Electronics