energy saivng lampSUN LIGHT 50W 50LM/W,110V/220V,E14, CRI>82,TUBE:17MM ... , CE,ROHS, ISO9001:2000, 2700K-6400K, energy saivng lamp SUN LIGHT 50W Voltage:110-130V/220V-240V BASE:E27/B22Light efficiency ... than 60LM/W CRI(Ra):>=82Life: 8000hour-10000HourFeatures:Equal luminous flux radiated with 20% power used by incandescent lamp.good color ...