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ceiling light covers led ceiling panel light plastic ceiling light shades drop ceiling Technical Features of Led Ceiling Light • Input Voltage: AC90-277V 50/60Hz • Operation Voltage: DC36-42V • Total harmonic distortion: THD0.95 • Color Index: Ra>80 • Lumen maintenance @6000h:>80% • Switching cycle before failure: 50,000 • IP Rating: IP20 • Life Span: 30,000 hours • Warranty: 3 years • Operation Temperature: -15°C~+50°C • Storage Temperature: -25°C~+55°C Key Features of