High Quality: 4mm stackable banana plugs are made of copper nickel plated which have good electrical conductivity. Shells are made of insulating PA material.
Solderless: First pass the bare wire through the gray base. Then through the 4mm jack of the banana plug, then insert the screw from the end of the banana plug, tighten the screw, and finally put on the shell.
Suitable for engineers or DIY enthusiasts. Banana plugs are stackable. Widely used in schools, homes, laboratories and factories.
Package include: 10PCS Five Colors Banana Plugs. 5 colors make it easy to distinguish them during use.
Hope you can be satisfied with our products. We will always provide friendly customer service.