3 Button Replacement Car Key Shell Remote with Black for Mercedes Benz 2017 E Class E43 E300 E400 W213 2018 S

【Perfect replacement case】this is a shell. Its quality is the same as the original key, even better than the original key. Before installation, open the rear cover of the key with the screws 【You can replace it yourself 】Take the internal electronics (including immobiliser/transponder chip) from the original remote control and place them on our key case. Then you're ready! Also give instructions and screwdriver, you can do it yourself, very easy and if you still do not understand the installation, please contact us. We provide you with a video and bring you the installation 【Compatibility】if your key remote control looks the same as shown in the pictures, fits Mercedes Benz 2017 E-Class W213 2018 S 【Save Your Money】We have a screwdriver with instructions. Make sure you have completed the installation 【Please note】 the key case cannot be closed tightly. This is due to your installation error. Please contact us in this case and we will teach you how to solve it