E27 LED down lamp replacement for traditional E27 medium screw base lamps. Light output comparable to 18 Watt incandescent bulbs. Consumes just 3 Watts of power using SMD5050 LEDs. Brightest type bulb. Available in Pure White or Warm White with 360° beam pattern. High lumen output,high efficiency,energy saving up to 60%, Eco-friendly, energy-saving and high luminous efficacy. excellent heat dissipation structure,long lifespan,normal use can reach over 30,000hours.