Harvest the rainwater:

WST009

Don't let all that water go to waste!
There is a well in the open area that is made to collect rainwater. A lid is required on the well to restore water for the maximum time. Make a smart lid system that opens while its raining.

Battery and Connector
Arduino UNO
Servo Motor
USB Cable
Jumper Wires
Rain Water System

Connect the water level sensor to Arduino UNO

Water Level Arduino UNO

s A0

+
5 v

- gnd
Connect Servo motor with Arduino UNO

Servo Arduino UNO

Red 5 v

Yellow Pin 8

Brown GND
Upload the code.
Attach the system with a bucket with lid.


    #include             
Servo servo;        
int rs=A1;                
int angle = 0; 
void setup() {
servo.attach(8);
pinMode(rs,INPUT);
Serial.begin(9600);
}
void loop() {
if(analogRead(rs)>900){                               
    servo.write(0);             
}else{
  servo.write(180);
}
Serial.println(analogRead(rs));
}