DC 5V 0.4A Heatsink Fan KSB0705HB, A03, 023.1000D.0001 Lenovo ThinkPad W550S Cooling Fan. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation
ThinkPad W550s | Mobile Workstation & Ultrabook | Lenovo UAE
Lenovo ThinkPad W550S and USB 3.0 Ultra Dock - YouTube