Crompton Base B22 40-Watt LED Lamp (Cool Day Light) If you are looking for instant saving and instant light, then upgrade instantly to Crompton led lamps. Crompton’s led lamps are designed to provide high quality light, enhancing the ambience. These lamps have an impressive rated life up to 25000 hours and saves up to 80 percent energy. These bulbs provide instant light and are ideal for general lighting, decorative fixtures, table lamps and recessed lighting applications. Available in different wattages, you will be sure to find the right bulbs to fit your different needs.