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

Features:
3 buttons + 1 panic button
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 2007-2011 HYUNDAI Elantra
for HYUNDAI Sonata 2006-2011
for HYUNDAI Sonata Fe 2006-2010
Product Size: 6.5 * 3.5 * 1.5cm / 2.6 * 1.4 * 0.6in
Product Weight: Approx. 13g / 0.45oz
Package Size: 6.5 * 3.5 * 1.5cm / 2.6 * 1.4 * 0.6in
Package Weight: Approx. 14g / 0.5oz

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