... factor ≥0.8LifespanOver 50,000 hoursCertificationCE, RoHSWarranty3 Years LED ceiling light applicationsFactories, gyms, docks, billboards, buildings, lawns, gardening ... .LED ceiling light advantage 1. Low power, high lumen, super energy- saving, power consumption is 1/3 of common energy-saving lamps ... , 1/10 of incandescent lamps.2. Multiple color choices for different ...