Shine Glory Lighting UL-listed 24x24-Inch 40W Daylight white 5000K Super Bright Ultra Thin Glare-Free LED panel light Edge-Lit flat led panel lighting ceiling lights instant start (1 Pc 24x24inch 40W Daylight White(5000K)) Certificate: Certificate: UL/cUL,DLC, LM79,LM80,FCC,Lighting Facts. Led Chip:SMD 2835,Luminosity Efficacy: 90lm/w,Beam Angle:150 degree,Input Voltage:100-277Vac Reduces energy consumption up to 80%, Average lifespan is 40 times longer than other, Saving money up to 90% than other; Application:family, shopping mall, hotel, restaurant, shop Windows, exhibition hall, reading room etc. Warranty: 5 years (DLC), 3 years (others)