1 Japanese,Korean,Chinese,Russia,English 2 rechargeable, car use&indoor use 3 12 volt or AC100-240 4 Brightness is adjustable 16*64 led displayFeatures:Rechargeable,with cigarette lighter and DC power supply, canbe used for car and store or home.Material: 16*64 dots SMD leds, plastic casingNew design, indoor use & car useBracket can be 360 free rotation, brightness is dimmable.Materials: SMD LED ...