2 Pack 1x4FT Flush Mount LED Flat Panel Light 40W 4200LM 0-10V Dimmable 5000K Daylight White, 280W Equiv. Ultra Slim Surface Mount LED Ceiling Troffer Light Fixture, Nationwide Rebate Program Eligible Feel Relaxing with Modern Lighting--- Blend in perfectly with surroundings, keep space neat, simple and stylish, feel relaxing and comfortable with well-ordered settings. Enjoy Bright light with 92% Light Transmittance Lens--- Provide 4200 lumens Great Bright Light with only 40W power consumption, the 92% Light Transmittance Lens helps the light pass through without decreasing much in light intensity. 50.000 Hours Lifespan thanks to LED Driver--- LED Driver makes the lighting stable, avoid the damage made by voltage fluctuation, thereby protecting the LED Chips and giving 50.000 Hours lifespan. 0-10V Dimmer Compatible, Wide Applications--- Widely installed in home, hotel, office, meeting room, show room, shop, hospital, supermarket, school and places where stylish, modern LED troffer light is needed. We Guarantee Your Satisfaction--- Love it or your money back, 30 days return policy and 2 Years warranty included. If for any reason you are unhappy, simply return the Light for 100% full refund.