Usb Receiver Replacement For Logitech Mk270 Mk345 Mk250 Nano Wireless Mouse Keyboard Combo Repair Parts Accessories - Instrument Parts & Accessories - AliExpress
Amazon.com: Logitech USB 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