Made by aluminum alloy -  light and strongSilent one big built-in fan - cool your laptop on USB powerPatented joint locking design to fit virtually any angles and positionsfunctional with multiple uses Easy storage and portability. It weights 5 pounds and can support up to 30 pounds capacity.The

Made by aluminum alloy -  light and strongSilent one big built-in fan - cool your laptop on USB powerPatented joint locking design to fit virtually any angles and positionsfunctional with multiple uses Easy storage and portability. It weights 5 pounds and can support up to 30 pounds capacity.The locking button that can be set in full 360 degree angles to fit any body position, even laidback on your bedSize:40*26cm doesn't include size of mouse pad