This vehicle has had all mechanical work done at a Mercedes dealer. All systems function well. It has both front and rear dinette tables. Rear seat converts with an electric motor, into either 2 single beds or a king. Enclosed shower, vanity sink, and toilet area, also outside shower. 2 burner propane stove, fridge that works propane, 12 volt or 120 volt, propane heater, propane water heater, and propane generator. Included are 2 wardrobe cabinets that replace the middle seats and mattresses for 2 beds in the middle area. This vehicle has a DVD player and TV.This sprinter does not require BlueDef.