If you have any of the following questions Q: Is my key suitable? A: If your car key is exactly the same as ours, it will fit perfectly. If you encounter any problems with the product you received, please contact us and we will help you resolve it. Please do not directly cause disputes, thank you. Condition: 100% New Features:remote car key design: fashion car styling Material: abs+metal Color: show the picture Button: 2/3/Buttons blade;have battery:no electronic;no Weight: 55g All of our products are no logo. Fitment: For Mercedes Benz Year 2000+ Supports NEC and BGA And others... Features: Best replacement for a key with broken buttons or worn key case. Key case only. Not electronic internals. This is an aftermarket replacement case Take the internal electronics(include immobilizer/transponder chip) from remote. Important Notice 1.This item isn t a remote,it is just a remote key shell case replacement. 2.There is NO interior (remote/electronics/transponder chip)unit inside. 3.Please check your key look the same as the one in our product picture above before you purchase. 1X Key Shell Case