BACAI 3 button Remote Key Case Shell Replacement For CHEVROLET HOLDEN VS VT VX VY VZ WH WK To replace your worn damaged or broken key fob case. This is an aftermarket replacement key fob case , you will need to put the existing internal components to the key case from your old remote,open up the key shell in order to insert the battery. Key case only. Not electronic internals. This item isn't a remote,it is just a remote key shell case replacement. Please check your key look the same as the one in our product picture above before you purchase.