说明：  十字路口交通等的设计，内有程序。完整的包含所有的转向指示灯，带LED倒计时器希望对大家有帮助
(十字路口交通等的设计，内有程序。完整的包含所有的转向指示灯，带LED倒计时器希望对大家有帮助 Design of crossroads traffic, there are procedures. Complete contains all of the steering indicating lamp, LED countdown timer with the hope that everyone has to help )