Samsung SI-L8U19112AUS - 18 Watt - Linear LED - 48" T8 Straight LED Lamp - 160 Degree Beam Angle - 3500K Neutral White - 2050 Lumens - 50,000 Hrs - 32 Watt Equal - G13 Base - 120-277V AC Direct Technology with built-in driver Delivers 50,000 hours of life (up to 11 years)* Industry leading efficiency of up to 120 lumens/watt 3500K Available in 2' and 4' lengths Free of mercury, lead, glass, UV and IR - DLC compliant