1. Interface type: 3.5mm soldering base.
2. Product size: 36x10mm.
3. Material: The outer casing is made of aluminum alloy and the contact points are gold-plated.
4. It is assembled by metal, used many times, and the interface is gold-plated.
5. Product use: DIY welding various audio extension cords, headphone extension cords, automotive AUX audio cables, etc., connected by soldering.