AquaPoint Sealed Industrial Optical Mouse (PS2) (Black) | DT-OM-PS2-BLK by iKey from WetKeys Washable and Waterproof Keyboards
StarTech.com Replacement USB Mouse to PS2 Adapter FM Connect a USB Mouse to a computer through a PS2 port usb to ps2 adapter usb mouse to ps2 adapter - Office Depot
Generic PS2 Mouse for everything we sell – The Brewing Academy