Rolling Message Display Kit
Create your own scrolling or rolling message with this high visibility LED display! Contains 35 brilliant LEDs to provide each character of your custom message up to 16 characters. Built-in message editor is simple to use. Press "set" to change a character, then use the "up/down" key to select the character and end with the "<" key. Includes a standby/run mode to restart the display. Runs on 9-12VDC and uses a Tykpe 6LR61/6F22 backup battery if required. Measures 1.8" x 3.5" x 2.6". From Velleman.