Features:1.For ThinkPad: This laptop CPU cooling fan is specially designed for ThinkPad t440s t450s, perfect replacement for your laptop.2.Durable Material: This for ThinkPad cooling fan adopts premium aluminium alloy and ABS material, which ensures long service life.3.5Pin Connector: This laptop cooling fan adopts 5 Pin power connector, which can speed up heat dissipation and cooling.4.Light Weight: This laptop CPU cooling fan is features small size and light weight, perfect size for your laptop.5.Easy Connection: This for ThinkPad CPU cooling fan is easy to connect and operate, providing great convenience.specification:Item Type: For ThinkPad CPU Cooling FanMaterial: Aluminium Alloy, ABSPower Connection: 5 PinInput Voltage: DC 5V / 2.25WApplicable Models: for Lenovo ThinkPad t440s t450sPackageList:1 xForThinkPadCPUCoolingFan