Connect the cables quickly without stripping and soldering. The lug sizes meet your different requirements. The product uses a high quality copper core. High hardness, not easy to rust, wear and resistance. Good electrical conductivity and stable and reliable wiring. The cable connectors are widely used in machinery, electricity, railway, shipbuilding, aviation, home appliances, computers or other automatic devices. It can help you in cars, motorcycles, household appliances, computers and other areas. Especially for wire connection in of electrician, home appliances and equipment switch. Different batches, the color and style of the plastic box packaged are randomly sent, and the designation is not accepted Material:brass colour:gold Package Contents: 400 x 453 (0.5~1.5 mm2) copper button terminals 400 x 454T (0.5~1.5 mm2) copper button terminals 400 x 454A (0.5~2 mm2) copper button terminals 400 x 454B (2.5~4 mm2) copper button terminals 400 x 454C (3~6 mm2) copper button terminals Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.