... W*123) color: red,white,warm white,green,yellow,blue,RGB etc.4) body color: silver/golden5) beam angle: 30/ ... 45/60/120 degrees6) body temperature: ≤53°C7) led working temperature: ≤62°C8) brightness degradation: 3%-5% 1kh9) life ... ,000hrs10) no UV or IR radiationApplication:replacement bulbs for general lighting, especially for museums, hotels, shopping malls,washrooms,balcony,stairs, ...