Leadleds 40-in Remote Programmable Scrolling LED Sign Display Board, Indoor Use for School, Store, Bar, Salon, Shops Made by Leadleds brand-10 years led sign manufacture factory, high quality led chip p7.62 led module,72 hours aging, strict quality testing to ensure that every product works well for a long time, Professional and fast technical support to solve your worries. Wireless Function Remoter Programmable -Quickly edit and send messages by the same remote control as a PC keyboard,support english text, number, punctuation, date, time. You can also change message by U-Disk. Portable Message Board- 40"L x 6"W x 2.2"D,durable aluminum frame,used indoor and semi-outdoor, more size and color, please contact us to customize. Notice Display Board- Show your promotions message to attract customers, increase your sales and make more money. Widely used in Office, Store, School, Marketing, Cafe, Bar, Car and Business. Shipping and Warranty- Shipping by Fedex,DHL,UPS,receive goods quickly and safely. Leadleds all led sign have 12 months warranty,please feel free to contact us when you have any problem, we will solve the problem for you as soon as possible.