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Trailer brakes, two green wires: does it matter which gets positive? Bought a used trailer, my stuff and everything online is just two green wires coming out of the (electric) brakes. :
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DirecLink from Tuson RV Brakes has Finally ABS Trailer Brakes for fast smooth safer stops, Anti-Lock-Brakes for trailers,ABS brakes for horse trailers, DirecLink trailer brake controller networks with trucks computer for faster
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Basic Tractor Protection System Kit for Trucks with a PP-DC Dash Valve, Adding Trailer Air Brakes: AnythingTruck.com, Truck & Trailer Parts and Accessories Warehouse
![How to add Trailer Brakes - Everything you need to add electric brakes to your 3500lb axles. - YouTube How to add Trailer Brakes - Everything you need to add electric brakes to your 3500lb axles. - YouTube](https://i.ytimg.com/vi/8snVvpCIG3E/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBX1blq9AXAi2Q4l1ZEYni8QWrGSA)