How to use:
First: Close your computer .
Second: Plug the adapter and connect your mouse or keyboard.
Third: Open your computer power to work. Pls plug the adapter when your computer is not work.
Because the PS/2 to USB adapter cannot support hot swapping, please turn off the power of the computer before connecting the PS/2 to USB adapter. When the device is connected, please turn on the power of the computer and the connection is successful. If the middle scroll key of the mouse is not sensitive, please turn off the computer and then turn it on again.

Specification:
Product Name: USB to PS2 Adapter.
Size: ( L X W): 50 x 16mm / 1.97 x 063inchs.
Color: Black.

Notes:
1. Manual measurement, please allow slight errors on size.
2. The color may exist slight difference due to different screen displays.

You will receive:
2pcs PS/2 Female to USB Male Converter.