What is UL certification？

UL certification is the safety and environmental certification of products issued by Underwriters Laboratories (UL), a safety testing and certification company in the United States.

UL certification is a necessary certification for measuring instruments to be sold in the US market, ensuring their safety and environmental friendliness.

UL认证是美国安全测试与认证公司（UL）对于产品安全性和环保性方面的认证。

UL认证是计量器具在美国市场销售的必要认证，以确保产品的安全性和环保性。