This circuit is a reminder for drivers who leave the headlights on and the car does not have the ability to warn you. The circuit is from a 1975 publication and the buzzer is of the type that has internal oscillator like sonalert.
This circuit is a reminder for drivers who leave the headlights on and the car does not have the ability to warn you. The circuit is from a 1975 publication and the buzzer is of the type that has internal oscillator like sonalert.
