Tata 3 button remote key shell for models: Safari / Storme/ Aria. This key casing/panel is an empty key shell with keyring. Battery or remote circuit or transponder chip is not supplied along with this. INSTRUCTION FOR INSTALLING OR REPLACING KEY CASE: 1) Open the remote control body with a screw driver 2) Remove the front remote case/panel from the case 3) Remove the transponder chip from the other side of the case. Be careful that you do not damage the immobilizer chip. 4) Install the chip and remote body onto the remote case the same way. 5) Get the key blade cut with the help of your nearest auto locksmith. Your new key is ready to use!