This multi-function sign features a sturdy ABS frame with a solid glass face. The message board includes multi-color LED Lighting in either red, green, or blue depending on which color is selected. It also includes a flashing function for extra excitement. A dry erasure marker and erasure are included to write and change your sales message. The easy to use LED scrolling message header uses an included free phone APP to input your personal message. It is compatible with Apple® and Android™ phones. The phone App allows you to control how your message is displayed. Includes hanging chain and UL approved AC adapter with on and off switch. Dimensions: 16.5” x 22.5”.