Description The item is a set of 100pcs simple and practical butt wire crimp connectors terminals 1.5-2.5mm, which are mainly made of durable copper, PVC and tinplate materials, and features dual-walled design with polyolefin tubing in outside and hot melt adhesive in inside. They allows visual inspection, prevent corrosion, and provid a waterproof seal. Features - 100 pieces of the heat shrink butt wire crimp connectors in one set will be sold together. - Color: mainly blue. - Material: durable copper, PVC and tinplate. - Suits cable/wire size: 1.5-2.5mm. - 100% brand new and high quality Waterproof Heat Shrink Insulated Butt Wire Crimp Connectors Electrical Terminals. - Standard crimp and then seal heat shrink butt connectors. - Guaranteed to hold the strong crimps. - Dual-walled design, polyolefin tubing in outside and hot melt adhesive in inside. - Allows visual inspection, prevents corrosion, and provided a waterproof seal. - For best results use a hot air gun until it reduces in size and the adhesive flows, filling gaps within the terminal. Packing List 100 * Waterproof Heat Shrink Insulated Butt Wire Crimp Connectors Crimp Terminals 1.5-2.5mm (Blue)New Jersey, United States