Many business users have to have notebook with them at all times to be able to get any work done. Those who spend lots of time in a car driving or flying around the county in an airplane know what a challenge it can be to keep the notebook charged up and ready to go.

Innergie has announced a new notebook power adapter that is designed to work on DC power in a car or in a plane. The adapter is called the mCube Mini and is billed as the world's smallest notebook charger for car and air use.

The device is smaller than the palm of your hand and has a USB port for charging gadgets at the same time. It supports notebooks needing 15 to 21V and up to 65W of power. This includes many models from Acer, Asus, Dell, HP, and more. The adapter is available now for under $70.