An alert device comprising a plug adapted for insertion into a 12-volt electrical receptacle of a vehicle; a cover disposed on a second end of the plug; a microprocessor operatively connected to a vehicle power supply and to a backup power supply, when the vehicle is turned on the microprocessor is powered via the vehicle power supply; an audio controller connected to the microprocessor and to a speaker; a light component connected to the microprocessor; wherein when the vehicle is turned off an interrupt is triggered on the microprocessor and the microprocessor generates a first output command to the light component to activate the light component and generates a second output command to the audio controller to reproduce a pre-recorded message over the speaker.