Check the listing for details. 300pcs Heat Shrink Butt Wire Connectors Waterproof Crimp Splice Terminal Kit. Condition: New. Listed at 13.79 USD. COMPLIANT WITH ALL RELEVANT STANDARDS:With 300PCS( A.W.G.:22-16 100 PCS,16-14 100 PCS,12-10 100 PCS) heat shrink waterproof wire connectors are compliant with ROHS, ISO 9001:2008, SGS, and CE standards HIGH-QUALITY COPPER CORE:Heat shrink butt connectors use a copper core with a higher thickness rating.This makes your connection project safer and better meets our customers’ quality needs HIGH-QUALITY HEAT SHRINK:Translucent heat shrink tubing provides high tensile strength and resistance to stretch and minimize mechanical damage.The thick barrel ensures a strong crimp every time.The inner wall of the heat-shrinkable tube has enough hot melt adhesive to ensure waterproof performance reliability.Your wire will never slip out of these heat shrink wire connectors.