... white (3800k-4500k)11. Working temperature: -20 to +50 degrees Celsius12. Material: Aluminum in the back ... /PVC as cover13. Viewing angle: 120 to 135 degrees14. Light decay: 1% after 5, ... or 5years.8. Our Product/Service: LED tube, LED Bulbs, LED Lamps, LEDModules, LED street light, LED Light ... lights last longer up to 80,000 hours, 2. LEDs are cool to touch, LED Bulbs are unbreakable, and ...