<b>Descriptions:</b><br> <b>Material : </b>PVC.<br> <b>Dimensions ：</b>(L x W x H): 8 x 8 x 8 cm / 3.15 x 3.15 x 3.15 inches.<br> Glowing LED light with 7 different color changing.<br> Support 12-hour and 24-hour time format, calendar, temperature and alarm. (not include this battery) <br><br> <b>One free AC power cord Included for your spare use.</b>