By the nature of their physicality, conventional push-buttons provide raised edges and click feel that support localization and confirm actuation, even in the absence of vision. Though touchscreens ...

Tech-Stack: Arduino-UNO, NodeMCU-ESP8266, Ultrasonic sensor, Servo-motor, OLED-display, Preprocessing-3-RADAR-Screen, IFTTT Notifications service, Buzzer, Buttons. System to check surrounding area on ...