Automation of post box using IoT Technology

Project description

The paper presents a low cost, less human effort and low power consumption implementation of smart post box system through the interaction of hardware kit with android application and web application. Whenever the sender wants to drop a letter into the post-box he can either press the open button on the post-box the disc will come out and the sender will put the letter into that disc, and presses the close button. Ultrasonic sensor will detect the letter. When the close button is pressed the letter will be put into the back compartment of the post-box and a notification will be given to the…