... insert SD memory card into controller.Re-start the power of controller, press the mode button to choose landscape. Press Speed+, Speed ... color change and flash. We can also make program, according to customer requirement.5 Application1. LED RGB module, LED RGB tube ... &ODM.If any questions, please don't hesitate to let me know, you're always welcomed! Trade code: cn1000817876Skype: jackhuangclen led sd ...