-The terminal crimp connectors are made of high-quality copper and insulated PVC material, which is durable for long time use. -Suitable for factories, garages, cars, motorcycles, homes, businesses or outdoors, and more. Premium Material Wide Applications The electrical maintenance can be performed quickly without welding Package includes: 25 Pcs - Ring Red Rv1.25-3 25 Pcs - Ring Red Rv1.25-4 20 Pcs - Ring Red Rv1.25-5 20 Pcs - Round Blue Rv2-5 15 Pcs - Round Blue Rv2-6 10 Pcs - Round Black Rv3.5-4 10 Pcs - Round Black Rv3.5-5 10 Pcs - Ring Yellow Rv5.5-4 Warm tips If you have any questions about how to use the automotive electrical connectors, we will solve your questions as soon as possible.
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