of a normal credit card or smaller and thin enough to be easily and conveniently stored and carried in a user 39 s wallet purse or garment pocket the transmitter can be easily conveniently and comfortably stored and carried as an emergency or convenience remote control transmitter in case the primary remote control transmitter fails is lost is misplaced or is inaccessibly locked inside the vehicle additionally the transmitter optionally comprises a mechanical key for any emergency or convenience operation of any locking mechanism when any key is to be used to operate the ignition and starting circuits of a vehicle the transmitter with or without the key optionally comprises a complete transponder unit that is programmable into the passive interrupt system of a vehicle to enable the starting and running of a vehicle containing a passive interrupt system the transmitter can also have contacts for charging the internal battery application_number US 16389602 A description in fig1 a 1 c shows the credit card sized remote control transmitter 1 of the preferred embodiment is integrated into plastic credit card sized casing that incorporates and encloses each of the elements of the entire device using any well known laminating potting encapsulating or coating process and material the term encapsulation hereafter is used to identify any process that encloses all.