Advance-N 6200 AGN 622ANHMW Half Mini Pcie Wireless Wifi Wlan 300m Card USE FOR 2740p 2540p 4420s 4720s 6540b 8440p 8540p & T410 T510 X210 W510 SPS:572509-001 FRU:60Y3231 Only use for HALF MINI PCI-E interface, Do not use for NGFF interface Do Not USE for DELL & OTHER LAPTOP, Do not use for AMD CPU Do not use for Desktop Computer Pci-e x1 If use WIN8, WIN8.1, WIN10 when could not search the wifi signal, please use the adhesive plaster to stick the twentieth finger of the wifi card to obtain the wifi signal. ( Please see the product display)