Over the years, BINGFENG groups have invested in technology and people. This has helped us become one of the trusted and popular DC FRAMELESS FAN manufacturers.We seeks to developed high-air-capacity, high-static-pressure, high-efficiency, as well as low-noise and low-vibration products, and offers a wide lineup of DC FRAMELESS FAN that meet recent years rapidly changing needs. Welcome to 70mm DC FRAMELESS FAN, Click on the model below for specifications.