SleekLighting 18 Watt T8 Led Tube Light (Frosted) - 4 Foot, 5500k, 1890 Lumen, Beam Angle:120d, 50,000 Hours -UL Approved- Plus 8 Non-shunted T8 Lamp Holders Included Pack of 4 8 Non-shunted Lamp Holders Included ,1890 Lumens, 5500K,No ballast and starter required G13 bi-pin; Housing material: PC cover, CRI &gt; 75 Voltage: 100v-277v, 50/60Hz; Service life: 50,000Hours-Certificate: CE, UL, cUL, No UV or RF All products by SleekLighting are exclusively distributed only by "Deals And More" 3 YEAR NO-HASSLE FREE-REPLACEMENT GUARANTEE-Only if you buy it from "DEALS AND MORE "