Secure Connection: You can connect the wire end to the male and female sleeves and connect the terminals to complete simple wiring. Wide Range of Applications: Widely used in solar energy systems, household appliances, cars, the electrical industry, inverters, etc. 200 Pieces Total: Includes 80 pieces of 22-16 AWG sleeves, 60 pieces of 16-14 AWG sleeves, and 60 pieces of 12-10 AWG sleeves, meeting your work needs. Better Material: Made of premium copper material with good electrical conductivity, not easy to break, and highly durable for long-term use. Easy to Install: Comes with a compact size and light weight, making installation very convenient with crimping. Specifications Item Type: Wire Sleeve Material: Copper Usage: Widely used in solar energy systems, household appliances, cars, the electrical industry, mechanical equipment, junction boxes, batteries, inverters, etc. Package List 80 x 22-16AWG Wire Sleeve 60 x 16-14AWG Wire Sleeve 60 x 12-10AWG Wire Sleeve 1 x Storage Box Note: Connect after confirming the specifications.