a device including an integrated circuit , a partial power source , including first and second materials associated with the integrated circuit is disclosed . the first and second materials are configured to provide a voltage potential difference when in contact with a conductive fluid to power up the device . a signal amplification element secured around the integrated circuit relative to the first and second materials is configured to facilitate extension of a current flow path between the first and second materials . a modulator is configured to control conductance between the first and second materials to generate a detectable signal that is partially defined by the current flow extending through the conductive fluid . a communication module is coupled to the partial power source and is configured to communicate with a receiver and an antenna electrically coupled to the communication module , which uses the antenna to communicate with the receiver .