The Xtralite daylight replacement bulb offers 6500K daylight light with a 4 pin connection and 2G7 base; the average life hours for a CFL bulb is 50,000 hours which makes this a more cost-effective, energy-saving bulb option. The white bulb measures 155mm x 36mm x 20mm and comes produces daylight light with 13 wattage.Product DetailsXtralite Daylight Replacement Bulb6500K Light TemperatureEnergy Class GWhite Glass CFL Bulb4 Pins & 2G7 BaseDaylight Light50,000 Hours Average13 WattsMeasures 155mm x 36mm x 20mmWeight 443g When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it