power sources to drive the battery charger 12 and the electronic circuit 18 include line power a direct current generator a dynamo and solar cell it is appreciated that a transformer or adaptor 20 is often required based on the power characteristics of the source p optionally an inventive battery charger 12 further includes an alternating current ac coupler as the transformer or adaptor 20 the electronic circuit 18 in simplest form integrates a light source laser diode or other electronic component so as to communicate sound or light information stored within the device on an integrated circuit or on a replaceable memory storage device to a user upon insertion of a battery b the inventive device communicates information upon insertion of a rechargeable battery or through any activation switch being engaged in alternate embodiments the device communicates information in the form of spoken utterances or motion optionally electronic circuit 18 is coupled to an information communicating component illustratively including an electric motor a light source a video display a sound synthesizer or combination thereof in a preferred embodiment the electronic circuit 18 includes a microprocessor not shown to facilitate more sophisticated communication in a still more preferred embodiment a microprocessor is coupled to a memory or data reading device illustratively including a dram chip cd player dvd hard drive floppy disk drive and cassette player and combinations.