LED digital clock this indoor and outdoor unique led clock -timer and display DAYS-Hours-Minutes.itoffers the ability to count down from a pre-set time and has many useful applications in manufacturerplants radio&TV station churches,hospitals trade shows military installations,science and research labs and so on! LED message this mini led scrolling message badge could be easyily programmed via RS232 serial communication. It makes you feel unusally attractive and eye-catching in restaurants,shops,meetings,confererces parties,parties etc. you may wear on your clothes or attach it on the stand to show the info you prefer to .informative and special!