Indoor-outdoor system to clear people seated at the doorstep with loud sounds, Telegram notifications, and logs.
https://www.hackster.io/roni-bandini/step-guard-821d05
..Outside Unit Beetle ESP32C3 https://www.dfrobot.com/product-2566.html
Ultrasonic sensor https://www.dfrobot.com/product-53.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP
..Inside Unit Unihiker https://www.dfrobot.com/product-2691.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP
2 x Led Switch https://www.dfrobot.com/product-2351.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP
3 watts PAM8403 AMP
3d printed case
https://cults3d.com/en/3d-model/gadget/step-guard
Roni Bandini @ronibandini