Automatic Door Bell With Object Detection


At the time of dinner, Jugaadu's father told him that they need to change the doorbell. They replaced the doorbell twice in the month because its switch had stopped working. Jugaadu's father asked Jugaadu to find the solution. Can you help Jugaadu regarding the doorbell problem?

Bag Items:

  1. Arduino UNO UNO
  2. Jumper Wires
  3. USB Cable
  4. Foam sheet
  5. Battery and DC Jack
  6. Glue gun
  7. Ultrasonic sensor
  8. Buzzer
  9. Cutter
This automatic doorbell using object detection device will automatically sense the presence of the person and accordingly rings the doorbell. This device operates using a pair of ultrasonic transmitter and receiver modules which are used to detect the person and then if the person is detected, the doorbell is automatically turned ON when the person comes front of the door.