CitiSense Smart Phone Interface (IMAGE) University of California - San Diego Caption The CitiSense sensors transmit their air quality readings to smart phones. More pictures of the sensor and its smart phone interface can be found at http://bit.ly/T55aqz Credit William Griswold/Jacobs School of Engineering at UC San Diego Usage Restrictions Credit required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.