led controller,RF led controller 1. Rated power:144W(12V), 2. on/off and dimmer ... voltageDC12VSizeL90*W60*H25mmNet weight75g OutputTwo group SPI signalControl methodFunction of controller panel ON/OFF button,it can open or close led anytime ... Description: L, K ,D, S is the corresponding signal of controller panel,which is L_I,CK_I,D_I,S_I.