The Essential range is a standard stick-shape compact fluorescent lamp, with the lowest purchase price.It is available in 8W, 14W, 18W and 23W, with lumen equivalence of 40W, 75W, 100W and 125W incandescent light bulb.It is also available in two color temperatures: warm white (2700K) and cool daylight (6500K). It is available in both 220-240V and 120-127V and able to operate under a wide voltage range (Power supply fluctuation).It consumes up to 80% less energy than the incandescent light bulb and lasts for 3 years.