3D LED Wall Clock Specification: Material:Acrylic+ABS Battery: CR2032 (for memory time when cutting off the power,not included, clock is powered by USB cable) Size:24*9*4cm (larger than other store’s) Power supply :DC 5V 0.75W Comprehensive settings: 1. General setting: Long press “set” button to set “12/24H”→“Time”→“Year”→“Date”→“℃/℉” by “+” and “-” buttons...