Earthquake Detector Robot: notify the earthquake 3 hours early

Hiren Patel and several students from JT Engineering College in Gujarat, India claims to have created a robot to detect the earthquake and notify the earthquake 3 hours early is called the Earthquake Detector Robot. By using 2 transmitters (censors) are placed in the bowels of the earth (not explained how deep) and a receiver placed inside the robot in case of signs of the earthquake, the robot alaram sounds.
Both censors can detect difference in temperature and water level and with an internet connection these measurements will be sent to the robot.
They claim that this robot can detect earthquake 3 hours early before the earthquake occurred, thus giving opportunity to the people to evacuate to safer places.
