250Pcs Solder Seal Wire Connectors, Heat Shrink Butt Connector Waterproof Insulated Electrical Butt Terminals 6133869981051

Diameter: 2.7 mm, cable cross-section 0.5-1.5 mm²(22-18AWG) Shrink ratio 2:1 Transparent sleeve makes it easy to see if you have good overlap...