IC solution is design for AC120 input directly, no need constant current driver, which with the biggest advantage of competitive price, cause save the cost of driver. E26/E39 Led Corn Bulb available for HID replacement, high light efficiency, ETL, DLC V4.2 approved, 5 years warranty.ContactVictor Xu(Mr.)Dongguan Weihu Lighting Technology Col.,[email protected]: +86 769 81900081 / +86 13763153234Web Site:www.weihuled.com