Features: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/UnlockSpecifications:Compatible with: for PEUGEOT 107 for PEUGEOT 207PEUGEOT 307 for PEUGEOT 308 for PEUGEOT 407 for PEUGEOT 607 for PEUGEOT 307SProduct size: 6.0 * 3.2 * 1.7cm / 2.4 * 1.3 * 0.7inProduct weight: Approx. 36g / 1.3ozPackage size: 6.0 * 3.2 * 1.7cm / 2.4 * 1.3 * 0.7inPackage weight: Approx. 36g / 1.3ozPackage list:1 * Key Shell Case