On the network I found a fun USB gadget - the USB Arrow Mouse. This fun mouse features an 800dpi resolution, and a built in retractable USB cable.

Features

- Resolution: 800dpi
- Plug and play
- High accuracy and reliability
- USB interface
- Long using life
- Retractable USB cable design
- Cable length:
Min. length: 7cm
Max. length: 75cm
- 2 colors available: Red and Black
- Size: 70x138x40mm (approx.)
- Weight: 59g

Source: http://usb.brando.com.hk