Caution Notice: It does not replace the core electronics. Any existing defects of the electronic core will not be fixed by the shell replacement. Only Key Shell, NO interior (remote/electronics/transponder chips) unit inside.|Interchange Part Number: for N5FVALTX3; Good for renewing your existing remote. See product description for a complete list of vehicles Fit for.|Fit for Land Rover Discovery. If our item does not fit your car or does not work very well, please email us.|Easy installation. Using your remote electronics part. 2 Key Button: Lock, Unlock|This is a replacement part to match the in form and function.