Cooler Master NotePal U Stand - Ultrabook/MacBook Cooling Stand with 3 USB Ports and 2 Configurable Fans (R9-NBS-USTD-GP) Patented Configurable Cooling Fans Two patented 100mm silent fans are included and placed underneath the aluminum surface. Ergonomic design 5 different height settings is ergonomically design for best viewing/typing angles allowing you to work or play on your laptop for prolonged periods without straining your back or wrist. Anti-Slip Holders Adjustable anti-slip holders with movable rubber strips placed keeps 9" to 17" laptops sturdy on your desk; a very important feature that gives you a piece of mind. Aluminum Surface Elegant hairline finish aluminum surface functions as a cooling pad to spread the heat onto a larger surface area. The aluminum surface also allows the U Stand to take on the wear-and-tear of the daily use from the laptop. Thoughtful Design 3 USB ports allow your laptop cooler to become a central hub for your computer, allowing you to connect all your USB devices at ease. Rear cable clip to keep your cables