SCOTCH LOCKS QUICK SPLICES. THE QUICK CONVENIENT MULTI-LOCK CONNECTORS HAVE MANY USES. USING ONLY ORDINARY CHANNEL-LOCK PLIERS, THESE COLOR-CODED CONNECTORS MAKE QUICK, RELIABLE, PRE-INSULATED SPLICES WITHOUT STRIPPING, TWISTING, SOLDERING OR THE NEED FOR SPECIAL TOOLS. UL & CSA LISTED.