Meet the CE requirements of the RHS. Unique heat sink design, the cooling effect. Issued beam radio lights, the aperture is uniform, no spot, no ghosting. Wide voltage, constant voltage, constant current design. Long-term use temperature rise of only 15 degrees. Can select the different interface E26.E27.GU10 Product is suitable for: Guesthouses, hotels, restaurants, karaoke OK, ballroom and family places lighting lamps; shopping malls, cabinet decorative lamps, etc. If you want to kown much about it,please follow me :http://www.ledsion.com