The TMW 90 is a self-propelled trailer that is specially designed to transport heavy loads around in most material handling applications. It is capable of shipping loads directly or indirectly and is equipped with an innovative electronic steering that aids in optimum manoeuvrability. This self-operated trailer is integrated with the tracta-tronic system that enables the vehicle to be steered by a radio control. It is equipped with a dog-tracking device that drives at angle of 45° angle.