Compatibility: Peugeot 207 307 407 208 308 408, Citroen C2 C3 C4 C5 Berlingo Grand Picasso Key. (Before you buy, please make sure your key is as shown in the pictures) Easy to replace: The installation is very simple, just remove the internal electronics (including the immobilizer/transponder chip) from the original remote control and reinstall it in the new key case. High quality Citroen remote control: Solid material, fits your car perfectly and does not affect the signal. Perfect for replacing damaged car keys with this key case. Peugeot 207 key case: This product is only a key case. Does not contain any electronic parts (transponder chips / battery). Note: The data are all measured manually, please allow 1-3cm error due to different light and display, there may be some color differences, please refer to the actual item received.