5路红外对管循迹加上红外遥控程序，测试很好，遥控器采用最便宜的1元一个的红外遥控器，在程序中已经把遥控和循迹程序整合到一起了，小车运行时只需通过按下一个相应的遥控按键即可切换到相应的功能中去，很方便。遥控也有很多玩法 ，可加减速，左右转，原地左转，原地右转，前进后退。-5-way infrared tube tracking with infrared remote test well, the remote control cheapest $ 1 an infrared remote control, integrated into the program the remote control and tracking procedures together only when the car is running need by pressing a corresponding remote control button to switch to the corresponding function, it is convenient. The remote control also has a lot of games are played, acceleration and deceleration, turning right or left turn left in situ situ turn right, forward and back.