During operation, all air ventilation laptop becomes ineffective due to heavy debris. From the cradle CML-422 cooling system of your laptop will not only clean, but its effectiveness will double thanks to additional cooling is provided in the base. Built-in USB 2.0 hub allows you to connect multiple devices. Level control allows you to set the tilt notebook in the most convenient location for you. Model CML-422 - is an indispensable accessory for owners of laptops.