1,Mining cap lamp 2,Best quality. up to 10000 hous lifespan. 3,Competitive price. 4.CE&RoHS approved Mining cap lamp Features:More compact ... 50/60HzAverage lifetime: 6000hrs/8000 hrs/10000hrs available.Optional base: E27/B22/E14Optional Color Temperature: 2,700K-6,500K.Applications:Shopping ... hotels etc.Certification: Energy Star, UL, CUL, FCC, CE, SAA E27 11w Standard cap energy saving lamp