Geeks everywhere will rejoice at the AromaUSB, which is surely the world's first USB-powered potpourri accessory.

The device is a mobile clip that you can bring along with your laptop when you are traveling. The Deluxe model uses advance ultrasonic diffusion and a changeable fragrance cartridge. It works for up to a month of use.

There's also a low cost dual color plastic predecessor which remains the corporates choice for those advertising and promotion.