The Osram 24w Dulux F 4 Pin Compact Fluorescent - 840 in Cool White offers an optimal blend of energy efficiency and high-quality lighting. This 24-watt compact fluorescent lamp emits a cool white light, perfect for creating bright and productive environments. The 4-pin fitting ensures easy and secure installation in compatible fixtures. Ideal for residential, commercial, and office settings, the Osram Dulux F lamp provides reliable and long-lasting performance, making it a dependable and efficient choice for various lighting needs.