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 Details Daylight Replacement Bulb6500K Light TemperatureEnergy Class Glass CFL Bulb4 Pins & 2G7 BaseDaylight Light50,000 Hours Average13 WattsMeasures 155mm x 36mm x 20mmWeight 443g Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 48 hours.