1.Color : white, led desk display 2.LED price tag LED display board LED ... Can display by upright, also can display by stand upside down.6, 4 grade Brightness adjust: canadjust to the brightness ( ... 25%, 50%, 75%, 100%)through the side of LED desk board button.7, 5 grade speed adjust.8, Its easy ... sequence of the 8 messages through the side of LED desk board button.9, Battery Type: Poly-Lion Battery with ...