High Quality Copper: The battery terminal connector cable ends made of pure copper tube with strong durability, have very good electrical conductivity. Can be crimped or soldered, widely used in electrical wire connection.Great Features: Fully annealed electrolytic copper structure provides good conductivity with firm design to keep the cable dry and corrosion-free. Robust construction for better high temperature durability.Easy to Use: Tubular ring terminal, double-thick round tab for easy wire insertion. These closed tube copper terminals can be connected to a cable such as a battery cable by simply stripping the insulation from the end of your cable, placing the terminal over the exposed cable, and clamping the barrel firmly and securely to the cable end. Portable Storage Box: You will get 60 pieces copper terminal connectors, including 8 types, enough quantity to meet your daily needs. They are neatly arranged in a gridded plastic box in order of size for easy storage and carrying. Wide Application: The ring terminal connector kit is the best choice for making terminal connections. Battery cable ends are widely used in solar systems, household appliances, automobiles, electrical industry, mechanical equipment, distribution boxes, batteries, inverters, etc. Quantity: 140PCS (60pcs terminals + 80pcs heat shrinkable tube) Color: Gold Material: Copper tamped,