Round, slimprofile workstation clock features quartz movement with / 2 minuteperyear accuracy to keep you on schedule. The design also features black Arabic numerals and minute marks, black hour and minute hands and a red sweep second hand. 161/2 diameter wall clock uses one AA battery (not included). Flat plastic lens is UVprotected. Plastic body contains 30 percent postconsumer recycled content. Hanging hardware is included.