Dali is positioned for customers with high requirements for lighting control who need to have certain professional knowledge and in-depth understanding of the relevant use methods to know how to use. For example: how to set the address of the power supply, how to edit the scene for the dimmer, which lamps and lanterns and so on.It is not like looking for two physical objects to operate like triac and 0-10V. It needs theoretical guidance + physical operation to really understand how to use driver led dali.