This replacement key shell case for Renault Laguna Smart Car Key is made of copper and plastic. It has 2 buttons and is easy to install without the need for programming. It is the best replacement for a broken key with worn-out buttons. No internal elements, battery or micro switch included. Material: Copper, Plastic. Dimension: 8x5x1 cm. Color: Black. Weight: 17g. Package includes 1 key housing. Features 1. This item isn't a remote, it is just a remote key shell case replacement. 2. No need to program, just replace your old key case with the new one. 3. Best replacement for a key with broken buttons or worn key case. 4. No internal elements, no battery or micro switch. 2 buttons. 5. Easy to install, simply remove the internal shape of your original key from this new key box. Specification Material: Copper, Plastic Package Size: 8 5 1 cm Color: Black Weight: 17 g Package Included: 1x Key Housing