Material: copper shell covered with plastic, filled with waterproof oil gel.
Main functions: two wires are connected (under the condition of low voltage and the wire core is within 0.8mm wire diameter, the consumables used for long-term communication work have stable quality.
B-terminal can be used to connect two wires together, so as to achieve continuous transmission of signals. Generally, the most commonly used places are telephone lines and network cables.
Installation method: after peeling and winding the two wires, insert them into the wire hole, and then press them firmly with a vise or other pliers.
Note: there is antirust oil in this paragraph. When using it, don't feel dirty. There is no quality problem.