1. Smart Dustbin
A smart dustbin that automatically opens its lid when it detects a nearby hand.
â Key Components
- Arduino Uno/Nano
- Ultrasonic Sensor (HC-SR04)
- Servo Motor
- Jumper Wires and Dustbin
đĄ How It Works
- Sensor detects a nearby object.
- Arduino processes the distance.
- Servo motor opens the lid.