... experience 3. Lifespan: 50000hours 4. CE, RoHS, PSE 8 tube, More than 6 years led lighting design and manufacture ... from Taiwan, America, Japan. All products aging more than 8 hours before shipment to ensure reliable quality. Specifictaion: LED ... Traditional lamp LED lamplight degradation3000hours 20-35%10000hours 8%-10%LifespanLess than 8,000 hours20000hours to 50000hoursActual power consumption of ...