This item is not a remote key; it is a replacement remote key shell case only. Includes key case and uncut key blade. Does not include electronic components. Ideal replacement for a key with broken buttons or a worn case. No internal electronics (remote, transponder chip, or immobilizer) included. To use, cut the key blade and transfer the internal electronics from your original remote into this key shell. Compatible with: For 1 Series For 3 Series For 5 Series For 7 Series For E Series For M3 For M5 For X5 Product size: 6.8 x 3.6 x 1.4 cm / 2.7 x 1.4 x 0.6 in Product weight: Approx. 28 g / 1.0 oz Material: Plastic Package Contents: 1 x Key Shell Case Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.