Universal Home Laptop Adapter APS AC/DC Universal Laptop Adapter, Output DC 15V, 16V, 18V, 19V, 20V at 4.5A, 22V & 24V at 3.5A, SP11   $69.00   KVM 2 Port Switch. Use one monitor, keyboard, and mouse between two USB or PS2 computers. Now you can add a second computer to your home or office, and access both computers from the same desk space. Switch your monitor easily from one computer to the next by pressing a button on top of the KVM. The Compact KVM Switch includes two six-foot cables to connect your computers. PS2 - $48.00 USB - $58.00   10 oz Can Compressed Air $6.99 Patriot 1GB USB Flash Drive $14.99 Patriot 8GB USB Flash Drive $39.99   PowerBall Mouse Features Easy to use Non-slip soft rubber cover Ideal for both laptops and desktops 6-foot cable - sit back and relax Off-Table PowerBall Mouse is the ultimate gamers mouse Technical Plug 'N Play device - NO software or drivers required USB connection works on both PCs and MACs Patented new input device Single ball with high speed optical 4D scroll inside $29.99 + Tax