Hello … I’m asking about the topic which switches on and off the ((controls) the four motors of the px4 drone as I need to use this topic to decrease the velocity of the drone when an event happens ?
Thanks in advance…
You should follow @lioneleeedadad he has the same question 
really 
… So I thought you said he won’t get any reply as he’s a spammer ?
And neither will his double.
hahaha please help me … I don’t know him