Feature 1Applicable Laptop Model: The cooling ventilation fan is applicable for ThinkBook 14sIML 14sIWL, please check the model of your laptop model before ordering. 2Enhanced Cooling Performance: Comes with a 4 pin power connector, designed to enhance cooling capacity and reduce temperature during continuous use. 3Durable Construction: Manufactured from high strength materials, this cooling fan is sturdy and durable, promoting longevity and less prone to damage. 4Easy to Use: This laptop cooling fan is easy to connect and operate, convenient to install and remove, making it user friendly and convenient to use. 5Compact and Lightweight: Its small size and lightweight design can help to reduce the load on your laptop and enhance its efficiency.Item Type:LaptopCoolingFanMaterial: Aluminum alloy + ABS .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Power Plug: 4 pinInput:DC 5V/0.5AApplicable Model:Fits forThinkBook14sIML14sIWLPackage List1 xCPU CoolingFan