ITEM NAME:DIY Electronic Dice Kits Suite LED Circuit Kits Stable 4.5-5V Red LED Lights LJ #aucsearchbutton #aucsearchbutton:hover { cursor: pointer;.Circuit mainly by the pulse generator and a decade counter circuit. until finally showed stable points. Throughout the end of the first "crap" process. players press the switch S1,7 all lit LED only after about 7 seconds LED light starts blinking.