Garage Door Opener Visor Remote by Overhead Door - CodeDoger - Three Button - OCDTR-3,black and red,1 Pack This 3-button garage door remote control has a stylish design and easy access buttons. Features CodeDodger access security system, which has a rolling code to thwart code-grabbing thieves by sending a code from billions of combinations. The tension clip slides easily and securely onto the sun visor. Battery and Instructions included