A temporary binding post is a temporary connector. Commonly used in various types of electronic equipment, especially devices used to test current. It's not uncommon to find binding posts on items like speakers and amplifiers. There are several different types of binding posts in use today, although the purpose and function of each design is essentially the same. Application scope of wiring piles: widely used in hardware, plastics, electronics, electrical appliances, lighting, toys, mobile phones, computers, power supplies, calculators, game consoles, telephones, tape recorders, cameras, communication products, medical equipment, etc.