3-Buttons Best replacement for a key with broken buttons or worn key case. Perfect replacement for the original motors and make your key 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 to key shell, then you are ! This item isn't a remote key and it is just a remote key shell case replacement to protect your immobilizer. Specifications: Material: ABS Competible with: for i20 i30 Product Size: 6.5 * 3.5 * 1.5cm / 2.6 * 1.4 * 0.6in Product Weight: . 40g / 1.4oz Note: This item isn't a remote key and it is just a remote key shell case replacement. Not electronic internals. Package Contents: 1 x Key Shell Case Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.