Ring-shaped LED lamps with E27 screw base. Product features: Fold out the base before use. Good light quality, color rendering index Ra: = 80, constant color location. Not dimmable. Product advantages: High luminous flux. Long service life of up to 15,000 hours. Low energy consumption. Three-year guarantee. Areas of application: LED alternative for applications with high luminous flux requirements. General lighting. Large shaded and pendant lights. Use outdoors only in suitable outdoor lights.