1. lifespan:50,000hours above
2. lumen:1200 lm
3. led quantity:276 pcs
4. power:16w
5. housing:glass/pc
6. Luminous decay:under 3% after 1000 hours
7. Single led lumen:4 lm under 20ma
8. Color temperature:white 3500-9500k
9. Dimension:26/30*1200mm