uxcell 100 x Air Tight Orange Clear Button Cable UY Butt Splice Connectors

It belongs to UY type wire conductors butt splice, which changed complicated traditional cable wire twist and soldering connection method.
Insert two conductors separately into two ports without stripping conductors insulation; Crimp or squeeze the yellow button onto the inside two conductors with a pliers (here is not included.); Now you finished it!
Gel-filled inside design promises an air-tight environment for conductors.
Good quality and exquisitely design offer corrosion-resistant function to protect the connection against air and moisture.