Cooler Master NotePal X-SLIM II. Maximum screen size: 39.6 cm (15.6"), Number of built-in cooling fans: 1 pc(s), Fan diameter: 20 cm. Product colour: Black, Material: Metal, Plastic, Rubber. Power source type: USB. Weight: 530 g. Dimensions (WxDxH): 350 x 249 x 44 mm