Smartphone Liquid Level Monitoring

Aim

The goal of this activity is to monitor the water level of the water tank using a smartphone.

Materials Required

  1. Arduino UNO R3 – 1
  2. HC05 Bluetooth Module – 1
  3. USB Cable -1
  4. Ultrasonic Distance Sensor-1
  5.  Several Jumper Wires

Wiring Diagram

Desired Outcome

Using an app on a smartphone we can measure the water level using the Ultrasonic Sensor.