Fangrui Product Details Wide Working Voltage:the Trigger Cycle Timer Delay Controller Module Work Voltage Is Dc 5v-36v. Meet The Use Of Most Equipment. Control Current Is 30a(max And Need A Heat Sink! Normal Temperature 15a 400w). Trigger Signal Source: High-level Trigger (3.0v-24v) Different Parameters Can Be Set: Op,cl,lop These Parameters Can Be Set. Op-on Time, Cl-off Time, Lop-number Of Cycles (1-999 Times, --- Means Infinite Cycles). These Parameters Are Independent Of Each Other And Saved Separately. All Set Parameters Are Automatically Saved After Power-off One Key Stop Function:the Module With One Key Stop Function (stop Key), With Reverse Connection Protection, Reverse Connection Will Not Burn. And It Supports Sleep Mode. After Enabling, The Display Will Automatically Turn Off If Without Any Operation Within 5 Minutes. Press Any Button To Wake Up Unlimited Switching Times:this Time Delay Switch Circuit Can Realize The Circuit High Frequency Fast And Frequent On And Off, Unlimited Switching Times. N