TOOGOO(R) Flip Remote Keyless Key case shell for PEUGEOT 207 307 307S 308 407 607 With 2 Buttons There is NO interior (remote/electronics/transponder chip)unit inside. Just cut the key blade,take the internal electron(include immobilizer/transponder chip) from original remote and place them to our key shell,then you are ready! 2 Buttons: Lock/Unlock