LED source: Epistar chip Materials: aluminum + PC Power: 3W Voltage: 85 to 265V AC Luminous flux: 240 to 260lm Bases: E26 and E27 Color temperatures: 3,000 to 7,000K Lifespan: 50,000 hours Sizes (锟爔 H): 36 x 153mm Compliant with CE standards and the RoHS Directive