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 PVC and tin plated copper 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 - Brand: UEETEK. - Color: blue. - Material: PVC and tin plated copper . - Suits cable/wire size: 1.5-2.5mm; 14-16 AW.G. - and 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 until it reduces in size and the adhesive flows, filling gaps within the terminal.Package list: 100 x UEETEK Connector