Quote Originally Posted by Tman View Post
For the simple reason their system is made to deliver very small signal , 5 volts , but with very very very low amperage.

If you know about Arduino , then you can use the green\blue wire.

Alp is not like the Laser interceptor that triggers a ground contact upon alert.
In that case,there are "Solid State" relays that operate on lower voltages & current requirements.