1 Japanese,Korean,Chinese,Russia,English 2 rechargeable, car use&indoor use 3 12 volt or AC100-240 4 Brightness is adjustable ... dots SMD leds, plastic casingNew design, indoor use & car useBracket can be 360 free rotation.Materials: SMD LED black color casingPixel: 16 ... ,000 hours (about 10 - 15 years)Protection degree: IP54, indoor use onlyWe will attahed a disc when the goods shipped, you ...