This product is an empty 4 Button key fob shell designed for various Dodge, Chrysler, and Jeep models from 2008 to 2018. It does not contain any internal components such as batteries, electronics, or transponder chips - it's just the outer casing with the inside rubber putton pad insert and uncut emergency key. The shell is compatible with models like the Dodge Ram, Charger, Durango, Challenger, Grand Caravan, Chrysler 300, Town & Country, Jeep Grand Cherokee and Jeep commander. Please note that this is not a complete remote key, but rather a replacement shell case for those who need to repair their existing broken key fob. With no logo on the back, it offers a clean and versatile look. Ensure you have the necessary internal components before purchasing this empty key fob shell.