120PCS Heat Shrink Butt Connectors Solder Seal Wire Connector Waterproof Insulated Electrical Butt Terminals Wire Splice for Automotive Marine Boat

Specification: Shrinkage ratio is 2:1 Temperature that start to shrink: 80℃ Temperature that solder ring start to melt: 111˚C Temperature that solder ring melt completely：138˚C Note: It means the temperature of surface of the connector rather than the temperature that the hot air gun should set. How to use: 1.Strip the two wires that going to connect and select the right size of connector. 2.Thread the connector to one of the wires and then twist the two conductor together. 3.Move the connector to the middle of the conductor. 4.Apply heat to the connector slowly and evenly with a hot air gun with nozzle until it melt with the wire. Note: Some of our customers can use lighter to finish the joint but we recommend that it is better to use a heat gun with nozzle to heat shrink the conne