Description:This is the laptop external graphics adapter equipment; it can help you to use the external independent high-performance graphics, can be used to acce any of the PCI-E interface equipment, used to enhance the performance of the laptop, so that you can play those huge games requesting high-performance graphics.Upgrade Features:Dual TD compatible switch (hardware conflict resolution)Multistage anti interference circuitData line reinforcementMulti power automatic switching (support for soft start)High quality imported electronic componentsSupport metal cabinetDouble copper technology to enhance system power supplyIsolation protection circuitLED status indicatorUSB interface extensionLateral 6PIN power supply interfaceUnsupported model: (Partial List)For those unsupported laptop model, we advice the user DO NOT try to use it with our product.NOTE: DON'T BUY if you have the following laptops.Asus (N55SF, N75 ACPI, ASUS A53XI24 1SV-SL, K43SD, A73S, K53SD, X8dij, A43s, n55sl, k45dr)Lenovo E530, L430, E43, U410, E49, K49, G50-75M(New Add)HP H533OM, 6910, 5310MHasee ui45, EVI4Haier T68Acer 4739z Acer E1-451GSamsung 450Specifications:Products type: Laptop PCI-E expansion deviceProduct positioning: Laptop performance upgrade.(PS: Win XP, Win8/8.1 is only compatible with the laptop with external screen)Support for PCI-E X16, actual X1 mode (according to different laptop configuration can be upgraded to X2 mode)Operating system: Windows XP/7/8/8.1, Linux etc.Input interface: Mini PCI-E interfacePower input/output interface:Support external DELL power adapter or ATX power;8P interface: 220W max.DC interface: 5.5x 2.1mm, 150W max, support soft switch function.( ATX cable with no power limit)Extended support: PCI-E X16:DMI GT/s (X1) 5Other function:CTD switch(Timedelay): 6SPTD switch (Timedelay): 7S, 14SUSB:1.0/1.1/2.0(Remind: Win XP, Win8/8.1 is only compatible with the laptop with external screen)Material: PlasticColor: Black (shown as pictures)PCI-E Adapter Size: 14.4 x3.7 x2.5cm/5.67 x1.46 x0.98inin (Approx.)Mini PCI-E Cable Length: 75cm/29.53in (Approx.)ATX PSU Power Cable Length: 15.3cm/6.02in (Approx.)Quantity: 1 Set (other acceories demo in the picture is not included)Note:1.Transition: 1cm=10mm=0.39inch2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:1 X PCI-E Adapter1 X Mini PCI-E Cable (75cm Length)1 X ATX PSU Power Cable (15.3cm Length)1 X User Manual &nbsp ;