The LED Program Card 86020041 produced by Hobbywing, is classified in
This system card is for programming HobbyWing brushless aircraft ESCs.
it really works using the after HobbyWing services and products:
FlyFun series, SkyWalker show, Guard series (discontinued), and Sword show (discontinued) of brushless aircraft.
Note: this program card doesn’t make use of Platinum series of brushless aircraft ESCs.
Size: 88x58x14mm(LxWxH);
body weight : 40g
Input Voltage : 4.8V—6.0V(a split battery is necessary for powering the program package when ESC doesn't have built-in/external BEC)