1. Reduce the pressure of waterproof joints as far as possible.
In the actual use of the process, it is necessary to set up a protective casing to prevent the wire head connection due to bear the pressure of the outside world to break down, and better enhance the insulation performance of the joint, so that the internal protection from the outside of the humid air impact.
2. In order to allow the circuit to run for a longer period of time, you can do some of the details of the processing, the connection head and wire after the connection, and then use the insulating sleeve and the arms of the heat shrink sleeve to fix it, and finally with the heat-shrinkable waterproof tape will be fixed. It is worth reminding: the line in the actual use of time, not the joints are made neat, just the opposite, should let the lines stagger each other.
3. Before purchase should understand the actual needs, such as waterproof grade, waterproof products used in the demand for materials.