... brightness font.4- 5 action: hold, snow, twinkle, scroll, frame .5- Can display by upright, also can ... 25%, 50%, 75%, 100%)through the side of LED desk board button.7- 5 grade speed adjust.8- It ... of the 8 messages through the side of LED desk board button.9- Battery Type: Poly-Lion Battery ... system.High Quality and competitive priceComposing parts 1, LED desk board 1PCS 2, USB cable 1pCS 3, CD- ROM ...