This item isn't a remote key and it is just a remote key shell case replacement to protect your immobilizer.

Features:
3-Buttons
Best replacement for a key with broken buttons or worn key case.
Perfect replacement for the original motors and make your key look like the new one.
There is NO interior (remote/electronics/transponder chip)unit inside.
Just cut the key blade， take the internal electronic(include immobilizer/transponder chip) from original remote and place them to our key shell， then you are ready!

Specifications:
Competible with: for Porsche Cayenne
Product Size: 7.5 * 3.5 * 2.0cm / 2.8 * 1.4 * 0.9in
Product Weight: Approx. 54.5g / 1.93oz
Package Size: 7.5 * 3.5 * 2.0cm / 2.8 * 1.4 * 0.9in
Package Weight: Approx. 55g / 1.95oz

Note: This item isn't a remote key and it is just a remote key shell case replacement. Not electronic internals.

Package list:
1 * Key Shell Case