Biofuel Cell Worn on the Body (IMAGE) University of California - San Diego Caption The flexible biofuel cells can power wearable electronics. In the study, researchers used it to power LEDs and a Bluetooth radio. Credit University of California San Diego Usage Restrictions Please credit University of California San Diego 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.