This adjustable anti-slip stand is compatible with all laptops up to 17". It has nine height adjustable angles will hold your notebook at an ergonomic angle, which can be adjusted to suit the best visual and prevent eyestrain and even eliminate hand fatigue. Multiple hollows in the panel enhance the airflow, makes better heat dissipation. In addition, Special Cooling Knob design to increase airflow and ventilate your personal laptop computer for better heat dissipation. Build-in foldable stand for cellphone on both left and right side for user’s convenient use. Max load capacity: up to 20KG.