When connecting cables, you can quickly add cables without damaging the main cable. With the terminal plug, you can easily take the cable tip out. Usage: 1) Insert the connector to the main cable available. 2) Squeeze the metal knife with pliers. The metal knife in the connector cuts the insulation of the wire. 3) Add the new cable tip terminal. Features: Voltage: up to about 600 voltage. Temperature: Durable up to 105 ° C. Nominal section: 0. 75 to 2. 5 mm² AWG 20-14Max: 15A Package Content: 100 Pieces.