<br> <br> <br>【Package Including】 <br><br>◆*1*U disk <br>◆4* Suction cups <br>◆1*Programming software on USB flash memory <br>◆1*Printed instruction manual on English language <br>◆1* 21" x 6" SMD Full Color P4 MM Programmable LED Sign <br> <br> <br>【LED Display Parameter】 <br><br>◆Voltage: 12-36V <br>◆Viewing Angle: 120°/70° <br>◆Brightness(CD/m²): ≥1500CD  <br>◆Cabinet Resolution (Pixel): W128 x H32 <br>◆Cabinet Size: W55 x H17CM(21 x 6Inch) <br>◆Power Consumption Max(w/set): 30Watt <br>◆Theoretic LED Working Life: ＞100000 hours <br>◆Control Method: USB control <br> <br> <br>【Feature & Function】 <br><br>◆Signal cable interface is USB <br>◆Brightness is adjustable <br>◆Display speed is adjustable <br>◆ Letter font and letter size are adjustable <br>◆Create Your Messages up to 100 <br>◆Default function is text letter, time and date; <br>◆45 animation effects such as move left, fountains, and Flash... <br>◆Support a variety of colorful border effects, support for image custom borders. <br> <br> <br> DS LED SIGN deliver high quality products,with new SMD technology . Have 2 year full warranty. LED sign comes with easy to program and simple to install . Type the words on the software and save it to flash USB drive and plug USB flash drive to sign and message will appear on LED sign. If you had meet any questions when using please contact our customer service.