The tool you need to use:
Electric Soldering Iron
2. Line Type Installation
b. Soldering the wires to the pins, then tightening the Heat Shrinkable Tube.
c. Screw the female housing and the body.
d. Put the seal body in the body. (Note, Convex surface of the seal body must be inside.)
e. Screw the nut tightly onto the body, let the claws contract inward.
f. Installation of plug is the same as the socket.
g. Connecting installation