TechnicalSpecificationDisplayDisplayArea48x10(mm)Matrix5x19NumberofLED95Feature-Canstore1message,total120characters-With7levelsofspeedtodisplay,and7levelsofluminanceforadjustbyuserDatacommunicationEasilyinputbyhandPowerSupplyOneCR2032ortwoCR2016batteriesLEDcolourRed,Blue,Green,Yellow,White,Pink,ThreeColoursMixedOperationtimeAbout20hours