Energizer S9428 12.5W 1521LM E27 GLS Daylight LED Bulb Energizer LED Lighting GLS 1521LM/Lumen E27 Light bulb Natural Daylight Boxed. The Energizer lighting range is manufactured to the highest standards, compliant with the latest lamp industry regulations. The LED rage includes high performance, economical and sustainable technologies. The collection compromises all of the most popular shapes and offers dimmable and non-dimmable solutions. Features: Energizer LED Lighting - High performance, economical and sustainable technologies. LED E27 - Easy replacement light bulb with a flicker free design. A true retro fit with even light distribution. 1521 lm/Lumen, 6500 K/Kelvin (Daylight) Enjoy 15,000 hours of natural daylight with this high performance, economical and energy saving light bulb from Energizer. Up to 85% energy saving lighting.