The imminent 2015 BMW i8 coupe may have the most unusual factory key on the planet. The key, according to a tip to Bimmerfile, has a built-in LCD (high resolution) that can display info such as charge level, time on a charge and distance before the car needs recharging or refueling. It will also feature all the typical key fob buttons and “user defined pre-conditioning.” Take a look here.
Source: Bimmerfile via BGR