SMART HAND SANITAIZER

HI..,MY FRIENDS....LETS MAKE A SMART HAND SANITIZER

Step 1: PREPEARE THESE ITAMS

1) BATTERY

2)ARDUINO BOARD

3)ULTRASONIC SENSOR

4)BREAD BOARD

5) SERVO MOTOR

6)JUMPER WIRES

7)LED

8)RESISTORS

Step 2: CIRCUIT DIGRAM

Step 3: THIS PROJECT CODES