Nano is a four wheeler which is launched by tata company for middle class families it is very cheaper The Nano’s trunk is only accessible from inside the car, as the rear hatch does not open, One windscreen wiper instead of the usual pair, No power steering initially, unnecessary due to its light weight.Added in higher variants in later models.Three lug nuts on the wheels instead of the usual four, No air conditioning in base model, Front door power windows only offered on highest variant. PW switches placed on central console rather than on door pads.624cc rear engine has 2 bigger cylinders, Thinner 135/70-R12 space saver spare tyre.