_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_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._x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_Features_x005F_x005F_x005F_x000D__x005F_x005F_x005F_x000D_- 100 pieces of the heat shrink butt wire crimp connectors in one set will be sold together._x005F_x005F_x005F_x000D_- Color: mainly blue._x005F_x005F_x005F_x000D_- Material: durable copper, PVC and tinplate._x005F_x005F_x005F_x000D_- Suits cable/wire size: 1.5-2.5mm; 14-16 AW.G._x005F_x005F_x005F_x000D_- and Waterproof Heat Shrink Insulated Butt Wire Crimp Connectors Electrical Terminals._x005F_x005F_x005F_x000D_- Standard crimp and then seal heat shrink butt connectors._x005F_x005F_x005F_x000D_- Guaranteed to hold the strong crimps._x005F_x005F_x005F_x000D_- Dual-walled design, polyolefin tubing in outside and hot melt adhesive in inside._x005F_x005F_x005F_x000D_- Allows visual inspection, prevents corrosion, and provided a waterproof seal._x005F_x005F_x005F_x000D_- For best results use a hot air until it reduces in size and the adhesive flows, filling gaps within the terminal.Packing list100 * Waterproof Heat Shrink Insulated Butt Wire Crimp Connectors Crimp Terminals 1.5-2.5mm (Blue)