Car Cigarette Lighter 1. interior light 2.Time display 3.Clock alarm 4.Voltage display etc. Car Cigarette LighterFunction1. interior light2. ... voltage, Indoor temperature, outside temperature, Indoor humidity.Background light can use either button “Mode”or “Set”to ... get the data of outdoor temperature,Product nameCar Cigarette LighterBrand nameA.T.RLogoCustom logoPlace of originChinaDelivery detail25 ...