... standard Edison base socket Easy Installation e27/e14 4w led light bulb smd3014 leds BENEFITS Low Power Consumption - 3.5WHigh ... - Fits standard Edison base socket and replaces Edison light source directlySave Money - Reduces labour and maintenance cost ... E27, E26, E14,E12Life span: >35,000 hours APPLICATION Replacement bulb for general lighting, especially for museum, art galleries, cosmetic ...