400/100x Heat Shrink Butt Wire Splice Crimp Connectors Terminals

Kuzavtye standard crimp and then seal heat shrink butt connectors. 400/300/200/100pcs Heat Shrink Crimp Connectors. Apply heat to the two end of the connector to make it tighten up the wire. Red connectors: Suits cable/ wire sizes 0.5-1.0mm² 22-18AWG.