NANO RECEIVER USB Receiver for Logitech M905 M600 M545 M950 M705 M525 Mouse | eBay
Unifying USB Wireless Receiver for Logitech Mice M185 M325 M310 M705 M950 Mous | eBay
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech M525 Wireless Mouse – Long 3 Year Battery Life, Ergonomic Shape for Right or Left Hand Use, Micro-Precision Scroll Wheel, and USB Unifying Receiver for Computers and Laptops, Black/Gray : Electronics