Logitech Touch Lapdesk N600 with Retractable Multi-Touch Touchpad

Comfortable large (5-inch) built-in touchpad
Multi-touch navigation makes web browsing smooth, seamless and easier than using your laptop's basic touchpad
One-touch volume control
Multiple-layer heat-shielding lapdesk protects you from laptop heat
Anti-slip surface helps keep your laptop in place even when it's angled on your lap
No cords, software or hassles
Plug the Logitech Unifying receiver into your USB port and start navigating
Go for up to 6 months without changing batteries (battery life many vary based on user and computing conditions)
The touchpad retracts inside the lapdesk to protect it when you're on the go
Works with Windows-based laptops with up to 16-inch display