LEDs can rely on low power and less operational voltage. In case of normal bulb they consume high power. LEDs are fast action and no warm up time is required to come to full brightness. LED Light is durable, long lasting and more efficient than CFL bulbs. Slim low profile LED Lighting 0.6 mtr (2ft) 18watt,,Elegant appearance, Alternate for traditional florescent fitting (2ft Twin or 4ft single).