8 Pack 2×4 Commercial LED 7800LM Dimmable Drop Ceiling Flat Panel Troffer Light. Super Bright & Energy Saving: Drop ceiling panel light has a high luminous efficacy of 130lm/w, designed with high-efficiency LED chips in 5000K color temperature, amazing brightness up to 8400 lumens. High-quality lighting solutions that reduce electricity expenses by 85%. Perfect replacement for traditional 200W fluorescent lamps. 0-10V Dimmable: Drop Ceiling Office Lights is compatible with most dimmers, perfect compatibility. Allowing smooth dimming between 100% and 10%. Smooth PMMA cover with uniformity perfect light distribution, experience optimal visual comfort with flicker-free technology, provides soft, comfortable brightness, prioritizing eye care. With a rated lifespan of 50,000 hours, which eliminates bulb replacement, buzzing, and wasted energy consumption. High Quality: 2X4 recessed edge-Lit panel lights lines are evenly distributed and soft. No flicker, no noise. Experience outstanding illumination with high-performance features, powered by energy-efficient LED chips. Perfect for schools, universities, offices, churches, restaurants, basements, gyms, hospitals, garages, meeting room, etc. How Much Will You Save? Saving up to 80% on your electric bill instantly. Easy Installation: 2X4 LED troffer adopts an ultra-thin design, a thickness of 0.43 inches, you can quickly install it by yourself. Three mounting options -recessed in/surface mounted/suspended – to suit your different needs. We will actively solve it within 24 hours. 2×4 LED Drop ceiling light suitable for area as office, kitchen, living room, school, hospital etc. For order cancellation, please inform us within 7 days. We do not accept P. BOXES – PLEASE PROVIDE A PHYSICAL ADDRESS. If have any question with your order. We accept 30days return and 24/7 customer service. All product based on high power. We never stop doing improvement on our products and testing the functions. Safety Matters–High quality materials, Heatproof Tube, NO risk to catch fire. Adopting isolated power supply, Safe & easy to maintain and keeps long life span, good quality with affordable price. US/UK/DE warehouse and repair center are available. Therefore, your feedback is extremely important to us. Please leave good feedback to us if you are satisfied with our goods and service. We care about valued customers, and will always do our best to help you. Please give us an opportunity to reserve any problem. We understand the concerns and frustrations you may have, and will do our best to solve the issues. We will help you solve the problem.