Description Features:- This is only the key case, replacement car remote key case, no internal electronic version, battery, chip and other internal structure.- The key shell is made of good plastic, light and wear-resistant, good feel, strong and durable, not easy to damage.- The installation steps are simple and easy, find a profeional locksmith/dealer to cut the blade, take out the internal electronic device (anti-theft locker/responder chip) from the original remote control and put it on the shell. Place of Application: - Fit for Mazda 2 3 5 6 BT50 CX-5 CX-7 CX-9 RX8. Note:- Please make sure your key is the same as the pictures show.- This item isn't a remote,it is just a remote key shell case replacement.- There is NO interior (remote/electronics/transponder chip)unit inside.- The image is of the real product. Please compare your key shell, make sure your item is as same as our product before you purchase.- The model is just for reference only, please confirm the product if it matches your car before you purchase. Product Weight: 48 G / 1.69 Ounce Product Dimensions (L*W*H): 67*34*16 MM / 2.64*1.34*0.63 Inche Package Weight: 48.0 G / 1.69 Ounce Package Dimensions (L*W*H): 67*34*16 MM / 2.64*1.34*0.63 Inche Retail Packaging: No, No Packing Package include Package Including: 1 x Key Shell