25 watt EarthBulb LED linear tube is available in 5000K and 4000K with 300 degree beam angle. Provides greater than 45% energy savings. Great light output and perfect for replacement of T5 fluorescent tubes. This linear tube provides 3500 lumens and has a CRI of 82. This lamp is engineered for high lumen maintenance over its 50,000 hour rated life and exceeds the requirements for DLC. Simply “plug and play” on electronic program start fluorescent ballasts.