Ionic Portable Mini Vacuum Air Extracting USB Powered Case Cooling Cooler Fan - Support Various Size 14in To 17in Laptop/Notebook This laptop cooling fan allows faster extraction of the hot air out of a running system, which stabilizes the operation of the notebook and prolongs its lifetime 4 different sizes of silicon sleeve included for fastening to air outlet, compatible for most major brand laptop which ventilation on both sides Compact,game style , innovative,anti-skip design,Let you enjoy your laptop/notebook without worry overheat Rapidly reduce both surface and internal temperature just in few minute which is far better than cooling pads.,Support various Size 14in to 17 inch Laptop/Notebook like Hp, Dell, Lenovo, Toshiba, Acer, Asus and Others Great laptop cooling fan for overheat laptop when playing game,30 day no hassle return and refund for incompatibility; friendly customer care provided by Ionic Built-in high speed motor which enables better airflow and heat displacement. A detachable and adjustable panel that goes underneath the side vent of the laptop is included The fan speed can be adjusted up, down or stop. Dimensions: 175x82x50mm Fan size: 75x75x25 Weight: 230g Airflow: 75.35CFM Voltage: 5V Current: 0.35A