【Industrial-Grade Brightness & 80% Energy Savings】 Equipped with 240 premium SMD3030 LEDs delivering 30,000 lumens (equivalent to 800W traditional fixtures!), this 200W UFO high bay light cuts energy costs by 80%. High CRI>85 ensures accurate color rendering for warehouses and workshops, while 5000K daylight white eliminates eye strain during long shifts. 【2025 Reinforced Design: Zero Light Loss & Uniform Illumination】 Redesigned optical lens + reflective cover eliminates central yellow spots and light leakage, achieving 98% uniform light distribution. Narrow-beam technology focuses brightness where you need it—ideal for 30-40ft ceilings in logistics centers, warehouse,barn or manufacturing plants. 【Military-Grade Cooling System: 50,000-Hour Lifespan】 10-inch aerospace-grade aluminum heat sink + ring-shaped heat dissipation fin design Reduce light decay to < 5% over 5 years. Built-in surge-protected 100-277V driver withstands voltage fluctuations, ensuring 7+ years of 24/7 operation even in -40°C~122°F extremes. 【ETL Certified & Tool-Free Installation in 2 minutes】 ETL Listed and worry-free! Pre-assembled safety cable + aviation-grade US hooks allow hanging within minutes - no electrician required. IP65 waterproof design withstands dust and humidity. Includes 3-pin plug for instant 100-277V connectivity across North America. 【6-Year Quality Support & 24/7 Technical Support】 Risk-free purchase with industry-leading 6-year coverage. 50,000-hour lifespan backed by Lightdot's US-based support team. 100% environmentally-friendly, 100% safe and easy to install. 200W LED High Bay Light,30000lm UFO High Bay Shop Light, AC100-277V ETL Listed High Bay LED Light for Warehouse/Barn