... effct 4UR car. 4.Bright. 2013 Custom-made Logos Led Lighting Technical specificationsOutput power: 3W or 5W Operating Voltage: 10~ ... 30V constant current constant voltage design, the overall luminous uniform, full of light and color, lasting constant.3. Novel design, ... 30V constant current constant voltage design, the overall luminous uniform, full of light and color, lasting constant.3. Novel design, ...