UL listed, T8/T12 18 Watt, White 6000K, 1800 Lumen, Daylight White 4200K, UL, cUL, DLC, FCC, CE certified. Ballast compatible so you can leave your ballast installed or remove the ballast. Single round pin. 180 beam, 90-277VAC, up to 50,000 hours, PF>=.95,CRI>=75, Frosted lens. Uses the latest smd chip 2835 quantity 120 chips. Solid state, instant on, low power. Power is applied to both ends since it is a single pin. DLC