... Low power consumption LED downlight , LED down light , LED downlight, LED ceiling light,LED ceiling lamp, LED ceiling lighting , LED recessed light , LED recessed spot light, LED ceiling spot light, LED ... Lifespan: 50,000hs, material in Aluminum. 3). Low heat, no UV or IR light radiation. 4). ... Notes: a. Operating temperature:-20°C—55°C b. Storage temperature:-30°C--60°C c. Operating humidity: 30%-85% ...