None-Stop - A solar panel converts even weak illumination from fluorescent lighting into electric power. A rechargeable battery with a large power storage capacity supports stable operation of various functions with high electricity consumption. You never have to worry about the battery running down because it's a solar battery. Casio watches with solar technology, receive thermal and electrical energy that recharges the watch batteries through solar panels on the face of the watch.
Self Adjusting - Receives time calibration signals and corrects the time automatically. Casio watches with Wave Ceptor technology receive radio waves carrying American Standard Time data transmitted from Fort Collins, Colorado. It then corrects the time automatically for one of four U.S. cities you pre-select depending on your time zone and displays the time wherever you go from coast to coast!