Here we have a good battery cut off module thing that goes next to the battery, removed from a running and driving 2007 Mercedes CL600. May require dealer programming to work in your vehicle. Should fit all 07-10 CL models and many others with the corresponding options, Please verify compatibilty with the vin listed below. Please email me if you have any questions. Im also parting out the rest of the car, so If you need anything please send an email so I can list it on ebay for you.