Just connect the red wire to one end and the fuse holder to the '+' side of the battery. The black can connect directly to the '-' side of the battery.
Just connect the red wire to one end and the fuse holder to the '+' side of the battery. The black can connect directly to the '-' side of the battery.
Because the headlights are so important, I would only use solder terminals for connections....and shrink tubing to protect from corrosion. Make sure all connections are secure to prevent shorting out.