This polyolefin heat shrink butt connectors improved pullout strength, provides seal, strain relief, cable check, and insulation. It is an easy one step connection of wires: soldered, insulated and sealed. They can be ideal use in marine and automobile applications because they have a special adhesive inside that provide waterproof connections

Specification:

• Style: 100pcs
• Color: Red, Blue, White, Yellow 
• Material:Tinned Copper
• Case Material:Plastic