10 Watt T8 LED Tube for 2ft Fluorescent Replacement. Color (Warm White) G13 Socket with 2 Years No Question Ask Replacement Warranty 10W - T8 LED tube - (20W Flourescent Tube equivalent) 950+/-50 Lumens, Input - 85-265V/AC Life Time &gt; 35000 hrs, Power Factor &gt;0.95, CRI: 80 to 85 Operating Temp: -20 to 45c, CE, RoHS 30 DAYS MONEY BACK GUARANTEE AND 2 YEARS REPLACEMENT WARRANTY. NOTE: These T-8 tube require to bypass ballast if you are planning to install on the existing fluorescent tube fixture.