No Brand JH-069A-BK Solar Powered Radio Controlled Watch Metal Band Black Stylish Design Accurate TimekeepingProduct Highlights Features(1) The nationwide radio solar watch features a radio reception function that keeps accurate time anywhere in Japan, with a built in solar battery that eliminates the need for battery replacement making it a hassle free watch. (2) The solar battery can be charged not only by sunlight but also by fluorescent light. (3) The lower part of the dial displays a perpetual calendar (year, month, day, day of the week) in digital