This kølestativ to notebooks is suitable to notebooks on up to 17 past, the laws have one surface in wire mesh in metal with one powerful past, the laws silent 12,5 cm fan, there prevents, to devices overheat. This versatile tripod can used as tripod to notebooks, but also as cooling. Rack is usb-powered with one usb passthrough-plug, sa you not need one external power supply. What can adjusted to one other viewing angle, sa you father it ideal working height.